2020 CHEVROLET BLAZER

3 recalls, 358 complaints - 1,017 TSBs - 5/5 safety rating

TIRES

Defect Description

General Motors LLC (GM) is recalling certain 2020 Buick Enclave, Cadillac XT4, XT5, Escalade, Escalade ESV, Chevrolet Suburban, Tahoe, Traverse, GMC Yukon, Yukon XL, 2018-2021 Chevrolet Express, GMC Savana, 2019-2020 Chevrolet Blazer, Silverado 1500, GMC Acadia, Sierra 1500, and certain Continental ... Read more

Consequence

Over cured tires may develop a break in the sidewall resulting in sudden air loss or a belt edge separation which could lead to a tread/belt loss. Either condition can cause a loss of vehicle control, increasing the risk of a crash.

Remedy

GM will notify owners, and dealers will inspect the tires, replacing them as necessary, free of charge. The recall began March 22, 2021. Owners may contact GMC customer service at 1-888-988-7267, Buick customer service at 1-866-608-8080, Chevrolet customer service at 1-800-222-1020 or Cadillac cus... Read more

33,838 vehicles affected

Manufacturer: General Motors, LLC

POWER TRAIN:AUTOMATIC TRANSMISSION

Defect Description

General Motors LLC (GM) is recalling certain 2018-2019 Chevrolet Cruze and Buick LaCrosse, 2018-2020 Chevrolet Equinox, Chevrolet Traverse and GMC Terrain, 2018 Chevrolet Malibu, 2019-2020 Buick Encore, Buick Enclave, Cadillac XT4, Chevrolet Blazer and GMC Acadia, and 2020 Cadillac XT6 vehicles. Th... Read more

Consequence

Missing bolts on the start-stop accumulator endcap could result in a transmission oil leak and may progress to a loss of propulsion, increasing the risk of a crash. A transmission fluid leak in the presence of an ignition source may increase the risk of fire.

Remedy

GM will notify owners, and dealers will inspect the start-stop transmission accumulator and replace it if any bolts are missing, free of charge. The recall began December 15, 2020. Owners may contact GMC customer service at 1-888-988-7267, Buick Customer service at 1-866-608-8080, Chevrolet custom... Read more

194,105 vehicles affected

Manufacturer: General Motors LLC

AIR BAGS:SIDE/WINDOW:CURTAIN:INFLATOR

Defect Description

General Motors, LLC. (GM) is recalling certain 2020 Buick Enclave, Cadillac XT5 and XT6, Chevrolet Blazer, Silverado 1500, 2500 and 3500 and Traverse and GMC Acadia and Sierra 1500, 2500 and 3500 vehicles. The diffuser component of the Roof-Rail Air Bag (RRAB) inflator may not have been properly cr... Read more

Consequence

If the diffuser separates from the inflator during deployment, RRAB performance may be degraded, increasing the risk of injury in a crash.

Remedy

GM will notify owners, and dealers will replace the suspect RRAB modules, free of charge. The recall began September 3, 2020. Owners may contact Chevrolet customer service at 1-800-630-2438, Cadillac customer service at 1-800-333-4223, or Buick customer service at 1-800-521-7300. GM's number for ... Read more

769 vehicles affected

Manufacturer: General Motors LLC

Complaint Statistics

358 total complaints 20 crashes 9 fires 19 injuries

Top Reported Components

Component	Complaints
ELECTRICAL SYSTEM	48
POWER TRAIN	45
ENGINE	44
UNKNOWN OR OTHER	31
STEERING	23
SERVICE BRAKES	20
STRUCTURE:BODY	13
FUEL/PROPULSION SYSTEM	13
ENGINE AND ENGINE COOLING	9
AIR BAGS	8

Incident date: Sep 10, 2026

Vehicle: 2020 Chevrolet Blazer V6 System: Electronic Transmission Range Select (ETRS) – Gear Shifter / Park Engagement Concern Type: Potential Unintended Vehicle Motion / Failure to Confirm Park State Description of the Issue On the 2020 Chevrolet Blazer V6, the Electronic Transmission Range Selec... Read more

Incident date: Aug 27, 2026

Car is in park but the car alerts that it is not in park ( causing radio and light s to stay on ) - happens continually and from what I have heard from other people and mechanics - this is a known issue with Chevy

Incident date: Jul 30, 2026

The car is not sensing that it is in park when it is. When I place it in park and turn the car off it dings and says shift into park however it already is in park. Therefore the car will not turn off. I had to jiggle the shift or turn the car on, reverse then go forward then park to get it to regist... Read more

Incident date: Jul 30, 2026

Incident date: Apr 7, 2026

I was turning left st an intersection. A car just passed and a truck wasn't close coming down the road the collision detection system caused the car to slam to 0. My neck is hurting and my daughter's back is hurting.

2 injured

Incident date: Apr 7, 2026

Car not starting. Narrowed down to brake light switch not functioning properly. Jumped across the switch, car started. Push button ignition requires brakes to be depressed to start the vehicle. We have been close to being rear-ended twice lately. No warning lights signifying a problem. This is the s... Read more

Incident date: Apr 7, 2026

2 injured

Incident date: Apr 7, 2026

The electronic power assisted steering (EPAS) rack on my 2021 Tesla Model Y experienced an internal electronic failure. The failure first occurred while the vehicle was performing an automated parking maneuver (Autopark) at low speed. The vehicle displayed the warning "Steering assist reduced / Stee... Read more

Incident date: Jul 8, 2026

Since purchasing the van, have reported intermittent hesitation to dealerships. Never duplicated at dealership. Eventually, fuel pump replaced under recall. Still had intermittent issues. On June 11,2026, while on the highway, van had slight hesitation and codes started going on dashboard. Got off t... Read more

Incident date: Jul 8, 2026

The car has randomly on multiple occasions failed to accelerate then jump forward hitting the rev limiter. This has happened while merging back into traffic including 55 mph roads creating concern for being rear ended and also concerns for hitting vehicles in front when the car jumps forward as ther... Read more

Incident date: Jul 8, 2026

For the past year I have been dealing with multiple vehicle failures with our 2025 Jeep Wagoneer. I have worked with my dealer a dozen times. Adnt he vehicle has been under service for roughly 13 weeks. Each time the dealership tells me the issue was a software update or they were not able to "recre... Read more

Incident date: Jul 8, 2026

Incident date: Mar 2, 2026

The contact owns a 2018 Jeep Wrangler. The contact stated that while driving 20 miles away after an hour, the vehicle lost power steering and power braking functionality, and the transmission unexpectedly downshifted to a lower gear. The vehicle was turned off. The check engine warning light was ill... Read more

Incident date: May 20, 2026

The contact owns a 2016 Ford F-150. The contact received notification of NHTSA Campaign Number: 26V237000 (Power Train); however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The contact sta... Read more

Incident date: May 20, 2026

The vehicle experiences a constant cooling system failure that appears to be related to the thermostat. Beginning at approximately 40,000 miles, the engine cooling fan started running continuously at high speed whenever the vehicle is operating. At the same time, the air conditioning stopped functio... Read more

Incident date: Mar 2, 2026

I have taken my car to the shop for constant transmission clunking, loss of power, random shifting causing a safety issue. It is currently in the shop for the 6th time at 69k I bought it new and have taken it in 5 other times for the same or similar issues with the transmission.

Incident date: Jun 11, 2025

The contact owns a 2020 Ford Expedition. The contact stated that while depressing the lock panel with the numbers on the driver’s side door, the seat unintendedly moved forward, and the seat belt retracted, and the driver was squeezed in the seat. The contact turned off the vehicle and seat belt t... Read more

Incident date: Jun 11, 2025

Engine replaced turbo charger. Purchased the vehicle on 5/16 and a week later the engine light came on. Took the vehicle to AutoZone and received a code of P0299. Call the dealership and got no response from the salesperson so I made an appointment for 5/27. Problem was dismissed as the engine l... Read more

Incident date: Jun 11, 2025

Incident date: Apr 6, 2026

Went to turn right car kept pushing straight and steering wheel locked up. Also, no airbags were deployed

Crash

Incident date: Jun 1, 2026

Four days after I took delivery of this used vehicle (April 25, 2026), multiple warning lights appeared at once: BRAKE, ABS, PARK, Check Engine, Blind Spot Monitor Unavailable, and RCTA OFF. An independent Toyota dealership diagnosed the vehicle April 27-28, 2026 (approx. 109,000 miles) and found (1... Read more

Incident date: Apr 6, 2026

2022 Kia Sorento failed to increase speed when accelerator was depressed , engine RPMs increased, but no subsequent speed increase. The Amber ISG light was flashing, with no other warning lights. The car was driven to a safe pull out, placed in park, turned off and restarted, no flashing light. The ... Read more

Incident date: Apr 6, 2026

Incident date: May 29, 2026

To Whom It May Concern: I am submitting this complaint to report ongoing safety concerns involving my 2013 Hyundai Sonata. I purchased this vehicle in 2022 through financing and paid it off in 2025. Since acquiring the vehicle, I have experienced persistent mechanical issues that I believe may pos... Read more

Incident date: May 29, 2026

The contact owns a 2025 Toyota GR Corolla. The contact stated that while driving at night with the low-beam headlights activated, there was a large dark shadow at certain angles, obstructing visibility while driving at various speeds. The shadow disappeared once the high-beam headlights were activat... Read more

Incident date: May 29, 2026

A major engineering and material design failure occurred involving internal fluid containment seals, resulting in a severe electrical safety hazard. Pressurized engine coolant breached an internal component seal and began migrating internally directly through the vehicle's engine wiring harness via... Read more

Incident date: May 29, 2026

On [XXX] at around [XXX] I was driving my daughter to her dentist appointment on the [XXX] . I was on a phone call with my wife and suddenly the rear driver side windshield explodes with a loud pop. I was driving 55mph, scared, confused, and nearly crashed my vehicle. I got off the freeway and took ... Read more

Incident date: Apr 30, 2026

While pulling up to a drive thru window the vehicle shuddered and the engine shut off. I lost all power steering and had to come to a stop, shift into park, then restart the engine. No check engine lights or warnings illuminated. There were no status messages to indicate what caused it to shut off.... Read more

Incident date: May 27, 2026

The contact owned a 2022 Volkswagen Jetta. The contact stated while driving 70 MPH, the contact heard a dinging noise twice coming from the instrument panel. The driver assist not avaiable warning light was illuminated. An Independent mechanic was contacted. The vehicle was taken to an independent ... Read more

Incident date: May 27, 2026

Ever since purchasing this 2023 Kia telluride I have felt a skipping or thumping feeling when making a turn from a stop sign or a light, at a slower speed, then accelerating.. I have read many many forums stating this happens in A LOT of these models of vehicles. It is called a failing AWD coupler! ... Read more

Incident date: Apr 5, 2026

Loss of power steering while driving. RAM says there are no replacement parts and there is no recall on this part, steering rack and pinion.

Incident date: May 26, 2026

There has been an SSM release by Ford (SSM 51415) acknowledging that 2021-2022 Bronco vehicles flat towed in neutral may experience inconsistent or unintended ABS (anti-lock brake) module activation while being towed. The ABS module exits sleep mode unexpectedly due to road vibration input during to... Read more

Incident date: Apr 5, 2026

My 2020 Honda Odyssey power tailgate has failed due to water intrusion through defective rear body seam sealer, a known manufacturing defect. Water leaked into the rear driver's side panel and damaged the power tailgate control module, making the rear door inoperable. I took my vehicle to the Honda ... Read more

Incident date: May 1, 2026

I took my vehicle in to the dealership on April 24, 2026 for a software update after receiving notice in the mail. The update changed my auto stop/start so that it is on whenever the vehicle is started. When removing my foot from the brake the car surges forward without me touching the gas peddle. ... Read more

Incident date: May 1, 2026

Due to a safety recall for possible battery fires, we have not been able to charge the PHEV for more than a year. This significantly affects the vehicle's mileage and performance and reduces the car's value. •We are unable to use the plug-in charging function for an extended period •We leased th... Read more

Incident date: May 1, 2026

This is the most recent time that the automatic brake on my car kicked in for no reason. It has happened several times and I have made Acura aware of it, but this is the first time it has almost caused an accident because the car behind me almost rear-ended me. A Similar incident happened last year... Read more

Incident date: May 1, 2026

When backing into a parking spot on two separate occasions the drivers door popped open while the vehicle was in motion and the doors were locked after my knee brushed against the button to open the door while the car was in motion.

Incident date: May 1, 2026

The vehicle’s driver monitoring / Forward Attention Warning system repeatedly gives false inattentive-driver warnings during normal highway driving, even when I am actively watching the road and driving normally. The system does not appear to function reliably with ordinary sunglasses and common d... Read more

Incident date: May 17, 2026

Hello NHTSA, On 05/15/26, I was driving on [XXX] southbound when the sidewall of my Michelin X Line Energy Z steer axle tire failed and blew out. The tire was purchased on 12/23/25 and was made in [XXX] . When the tire blew, dark thing spread onto the hood, bumper, and side of my truck. I have a... Read more

Incident date: May 17, 2026

Frame failed on truck completely rusted through. The safety of my family was put at risk because the chevy dealer it was always serviced at never told me about the rust problem even though they did multi point inspections everytime it was serviced at the dealer. Only time I was ever notified about t... Read more

Incident date: May 17, 2026

Incident date: Apr 28, 2026

I was idling (foot on the brake) at a coffee drive thru when I started to smell smoke and suddenly a women ran up and told me my passenger side front tire was on fire.

Fire

Incident date: May 10, 2026

Transmission keeps going into neutral when you put into drive or reverse

Incident date: May 10, 2026

I have received this warning a few different times “Steering Assist is Reduced". Which causes my vehicle to not blow cold air when AC is on. Fans are louder than normal. And when I turn off my vehicle fans continue to run for roughly around 8 minutes.

Incident date: May 1, 2026

Automatic Emergency Breaking sometimes occurs while driving in rainy weather even when there are no obstructions in the front of the vehicle. This causes spinouts and exccessive wear and tear on break pads and rotors. Also, many shops and dealerships are having issues with putting 2022 year model ou... Read more

Incident date: May 1, 2026

I am the owner of a Nissan Rogue subject to recall campaign R25D1, which addresses a manufacturing defect affecting engine bearings and/or engine components that may progressively fail over time, leading to engine damage and engine failure. I brought my vehicle to Headquarter Nissan in Columbus, GA ... Read more

Incident date: Apr 25, 2025

At low outdoor (40* or less)temperatures, safety feature remain off line. Side mirrors squeak during actuation open or close. Plastic modeling cracked on driver seat, tail gate stays open and doesn't reset without manually closing the tailgate by hand.

Incident date: Apr 25, 2025

Incident date: Apr 7, 2026

My car will be running fine but the lights on the AC panel wont work. My car will stop and shut down while driving. Ive taken it in for service and they told me my battery cabels were lose. The second time it happened I got a notification of low battery level and it shut off and will not start. I ju... Read more

Showing 50 of 358 complaints.

NHTSA Safety Ratings, 2020 CHEVROLET BLAZER

2020 Chevrolet Blazer SUV AWD

Category	Rating
Overall Rating	5 / 5 ★★★★★
Frontal Crash	5 / 5 ★★★★★
Frontal Crash, Driver	5 / 5 ★★★★★
Frontal Crash, Passenger	4 / 5 ★★★★☆
Side Crash	5 / 5 ★★★★★
Side Crash, Driver	5 / 5 ★★★★★
Side Crash, Passenger	5 / 5 ★★★★★
Rollover	4 / 5 ★★★★☆
Rollover Risk	14.7%

Safety Technology

Feature	Status
Electronic Stability Control	Standard
Forward Collision Warning	Optional
Lane Departure Warning	Optional

Source: NHTSA 5-Star Safety Ratings Program. Ratings are based on crash tests conducted by the National Highway Traffic Safety Administration.

Technical Service Bulletins, 2020 CHEVROLET BLAZER

1,017 manufacturer communications from 500 unique bulletins. TSBs describe known problems and recommended fixes from the manufacturer.

Most Affected Components

Component	Bulletins
350000 EQUIPMENT	189
110000 ELECTRICAL SYSTEM	126
060000 ENGINE AND ENGINE COOLING	115
100000 POWER TRAIN	75
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL	68
060000 ENGINE (PWS)	39
356000 EQUIPMENT ADAPTIVE/MOBILITY	36
200000 WHEELS	32

200000 WHEELS

This service bulletin provides information for dealers/technicians on Tire Radial Force Variation (RFV).

350000 EQUIPMENT

This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships.

110000 ELECTRICAL SYSTEM

350000 EQUIPMENT

This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.

110000 ELECTRICAL SYSTEM

This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.

350000 EQUIPMENT

This bulletin updates the position of General Motors on refinishing aluminum wheels. GM has determined that wheel refinishing under warranty will no longer be performed.

200000 WHEELS

This bulletin updates the position of General Motors on refinishing aluminum wheels. GM has determined that wheel refinishing under warranty will no longer be performed.

110000 ELECTRICAL SYSTEM

This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.

118000 ELECTRICAL SYSTEM:SOFTWARE

This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.

350000 EQUIPMENT

This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.

111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY

This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.

110000 ELECTRICAL SYSTEM

This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This service bulletin provides information on submitting quality Photos of Various Vehicle Concerns to the GM Technical Assistance Center (TAC).

350000 EQUIPMENT

This technical bulletin provides a procedure replace the tappet that is located on the fuel door.

081100 FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY

This technical bulletin provides a procedure replace the tappet that is located on the fuel door.

162600 STRUCTURE:BODY:HATCHBACK/LIFTGATE

This Preliminary information communicates information to help diagnose inoperative rear liftgate logo.

060000 ENGINE AND ENGINE COOLING

This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels shou

350000 EQUIPMENT

This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.

350000 EQUIPMENT

This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).

120000 EXTERIOR LIGHTING

This Preliminary information communicates to dealers? information related to a Malfunction Indicator Lamp (MIL) Illuminated due to a U0672 setting. Advises the technician to perform Electric Engine Coolant Pump connection inspections. To cl

070000 FUEL SYSTEM, GASOLINE

060000 ENGINE AND ENGINE COOLING

030000 BRAKES (PWS)

This Preliminary information communicates that when removing the fuel line jumper hose care should be taken to be sure the line is reinstalled correctly to avoid a no/low fuel pressure situation.

070000 FUEL SYSTEM, GASOLINE

This Preliminary information communicates that when removing the fuel line jumper hose care should be taken to be sure the line is reinstalled correctly to avoid a no/low fuel pressure situation.

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This service bulletin provides information on All hazmat parts being returned to the Warranty Parts Center (WPC) must be shipped using Central Transport. Hazardous materials should never be sent by air transportation to the WPC.

980000 UNKNOWN OR OTHER

This warranty administration bulletin provides information regarding the field action courtesy transportation policy.

060000 ENGINE AND ENGINE COOLING

This engineering information (EI Lite) is requesting technicians use the FPR App process in regard to finding coolant leaking around the Coolant Control Valve (CCV).

060000 ENGINE AND ENGINE COOLING

This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system.

260000 FORWARD COLLISION AVOIDANCE

This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert".

070000 FUEL SYSTEM, GASOLINE

This informational bulletin explains to the tech on where to look for a possible concern with the rockers causing the MIL to illuminate.

060000 ENGINE AND ENGINE COOLING

This informational bulletin explains to the tech on where to look for a possible concern with the rockers causing the MIL to illuminate.

060000 ENGINE AND ENGINE COOLING

This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.

070000 FUEL SYSTEM, GASOLINE

This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy.

063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy.

100000 POWER TRAIN

This Warranty Admin service bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle

060000 ENGINE AND ENGINE COOLING

353500 EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)

This Preliminary information communicates to dealers of a known issue with failed map update

350000 EQUIPMENT

This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) a?? FAQs.

110000 ELECTRICAL SYSTEM

This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) a?? FAQs.

350000 EQUIPMENT

This service bulletin assists technicians in setting up PicoScope hardware/software to monitor CAN bus traffic (voltage patterns) to aid Technical Assistance (TAC) and Field Service Engineers (FSEs) in diagnosing electrical issues present o

110000 ELECTRICAL SYSTEM

060000 ENGINE AND ENGINE COOLING

This service bulletin provides Information on Purge Pump Part Replacement and Purge pump Part Number Interchangeability.

162600 STRUCTURE:BODY:HATCHBACK/LIFTGATE

This Preliminary information communicates information to help diagnose inoperative rear liftgate logo.

100000 POWER TRAIN

This service bulletin provides a procedure to correct a customer concern of Shudders or Shakes at Low Speeds.

160000 STRUCTURE

This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.

100000 POWER TRAIN

This PI bulletin advises the technician on the proper way to install the pistons in an engine.

060000 ENGINE AND ENGINE COOLING

This PI bulletin advises the technician on the proper way to install the pistons in an engine.

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Preliminary Information communication provides information to the technician about vibration complaints that are one of the most challenging complaints to accurately diagnose and repair. Technician will need to use Pico Oscilloscope Di

120000 EXTERIOR LIGHTING

This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage.

060000 ENGINE AND ENGINE COOLING

This informational bulletin advises the tech to validate if oil is leaking into the cooling system and to test and verify were to leak is coming from before replacing all the parts that wouldn't apply to the repair.

110000 ELECTRICAL SYSTEM

This preliminary information (PI) provides information om Service Programming System (SPS) Error Codes (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961).

100000 POWER TRAIN

This Preliminary information communicates the potential for condensation to freeze up inside the Crankcase Pressure Sensor causing dtc P04FB to set.

110000 ELECTRICAL SYSTEM

This Preliminary information communicates information for terminal concerns at X203

121000 EXTERIOR LIGHTING:HEADLIGHTS

This Preliminary information communicates information for Intellibeam headlamp inoperative and to inspect the low speed data line.

120000 EXTERIOR LIGHTING

This Preliminary information communicates information for Intellibeam headlamp inoperative and to inspect the low speed data line.

030000 BRAKES (PWS)

This service bulletin provides a procedure to add deadener to the batter tray bracket to correct customer concerns of a Service Engine Soon (SES), Reduced Power, Service Brake, Reduced Steering and/or Stabilitrak Message Illuminated on DIC,

110000 ELECTRICAL SYSTEM

251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)

010000 STEERING

350000 EQUIPMENT

This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking

110220 ELECTRICAL SYSTEM:HAND HEATER:WIRING HARNESS

This Preliminary information communicates a GM part number for reflective high temperature heat or insulating tape when repairing wiring harnesses.

980000 UNKNOWN OR OTHER

This Preliminary information communicates a GM part number for reflective high temperature heat or insulating tape when repairing wiring harnesses.

060000 ENGINE AND ENGINE COOLING

This service bulletin provides a repair procedure to correct a customer concern of Coolant and/or Oil Leak, Malfunction Indicator Lamp (MIL) Illuminateda??.

350000 EQUIPMENT

This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories.

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories.

060000 ENGINE AND ENGINE COOLING

This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.

110000 ELECTRICAL SYSTEM

This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.

350000 EQUIPMENT

This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.

060000 ENGINE AND ENGINE COOLING

This informational bulletin provides Information on Purge Pump Part Replacement and Purge Part Number Interchange.

060000 ENGINE AND ENGINE COOLING

This service bulletin provides diagnostic aid information/procedures to perform inspections to determine if the engine needs to be replaced as opposed to just internal parts for knocking, rattle, squeak and/or squeal type noises from engine

060000 ENGINE AND ENGINE COOLING

This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.

110000 ELECTRICAL SYSTEM

This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.

110000 ELECTRICAL SYSTEM

This service bulletin advises the tech that the rotational Clicking Noise Heard After Engine Shut Down may be normal characteristics of the vehicle.

100000 POWER TRAIN

This service bulletin advises the tech that the rotational Clicking Noise Heard After Engine Shut Down may be normal characteristics of the vehicle.

120000 EXTERIOR LIGHTING

This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.

350000 EQUIPMENT

This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.

020000 SUSPENSION

This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer?s vehicles that exhibit vibration conditions without utilizing the

260000 FORWARD COLLISION AVOIDANCE

200000 WHEELS

This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing vibration concerns.

100000 POWER TRAIN

This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing vibration concerns.

060000 ENGINE AND ENGINE COOLING

This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing vibration concerns.

020000 SUSPENSION

This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing vibration concerns.

010000 STEERING

This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing vibration concerns.

200000 WHEELS

This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).

110000 ELECTRICAL SYSTEM

350000 EQUIPMENT

280000 BACK OVER PREVENTION

This Preliminary information communicates that a vehicle may be encountered with a clunk or rattle from the front of the vehicle. The dealer technician is instructed to remove the cradle brace and see if the noise is gone. If the noise is g

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This service bulletin provides information on General Motors Dealership Critical Equipment Requirements and Recommendations.

200000 WHEELS

This service bulletin provides information about the Hunter wheel Road Force balancers that should be utilized for all repairs requiring balance and Road Force measurement.

060000 ENGINE AND ENGINE COOLING

This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.

280000 BACK OVER PREVENTION

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program.

200000 WHEELS

This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).

190000 TIRES

This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. and Canada Dealers Only).

110000 ELECTRICAL SYSTEM

This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This service bulletin provides information for dealers on how to submit a product information report (PIR) (Canada Only).

138000 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have hi

Showing 100 of 1,017 bulletins.

NHTSA Safety Investigations, CHEVROLET BLAZER

Investigations opened by NHTSA into potential safety defects. These are separate from recalls and may or may not result in a recall.

RQ, Closed , Model Year: 2000

HAZARD LIGHT SWITCH FAILURE

ON NOVEMBER 30, 2001, GENERAL MOTORS (GM) CONDUCTED SAFETY RECALL 01V-364 FOR THE SUBJECT VEHICLES BUILT BETWEEN SEPTEMBER 16, 1999 AND AUGUST 28, 2001 TO REMEDY A DEFECTIVE HAZARD SWITCH THAT WOULD CAUSE A LOSS OF HAZARD AND STOP LAMP ILLUMINATION.THE HAZARD SWITCH IS CONTAINED WITHIN THE VEHICLE M... Read more

RQ, Closed , Model Year: 1998

FRONT CONTROL ARM BALL JOINTS

SEE ATTACHED PAGE.

EA, Closed , Model Year: 1992

FRONT SEAT RECLINER BOLT

There is no summary currently available

PE, Closed , Model Year: 2000

LOSS OF STOP LAMP ILLUMINATION

EA, Closed , Model Year: 1996

UPPER AND LOWER CONTROL ARM BALL JOINT

There is no summary currently available

RQ, Closed , Model Year: 1992

FRONT SEAT RECLINER BOLT FAILURE

PE, Closed , Model Year: 1995

LOSS OF POWER ASSIST BRAKING

CONSUMERS ALLEGE A PARTIAL LOSS OF BRAKING ABILITY

PE, Closed , Model Year: 1996

UPPER CONTROL ARM BALL JOINT BREAKAGE

AN UPPER CONTROL ARM BALL JOINT FAILS, RESULTING IN THE FRONT SUSPENSION COLLAPSING ON THE FAILED SIDE.

EA, Closed , Model Year: 1995

WINDSHIELD WIPER FAILURE

There is no summary currently available

PE, Closed , Model Year: 1995

WINDSHIELD WIPER

DURING THIS PRELIMINARY EVALUATION, OVER 400 ADDITIONAL COMPLAINTS WERE FURNISHED BY GM.IN ADDITION GM REPORTED OVER 3000 WIPER SYSTEM WARRANTY REPAIRS ON THE SUBJECT VEHICLES.

EA, Closed , Model Year: 1996

STEERING SHAFT SEPARATIONS

COUPLING BOLTS, JOINING THE STEERING SHAFT, MAY SEPARATE.IN SOME CASES, TOTAL UNFORESEEN, LOSS OF STEERING CONTROL MAY RESULT.

EA, Closed , Model Year: 1996

SEAT BELT WEBBING SEPARATION

NHTSA'S NEW CAR ASSESSMENT PROGRAM (NCAP) TESTED A 1997 CHEVROLET S-10 EXTENDED CAB PICKUP EQUIPPED WITH A DRIVER-SIDE AIR BAG.THE FRONT PASSENGER SEAT BELT WAS COMPLETELY CUT DURING THE TEST.

PE, Closed , Model Year: 1994

ALLEGED FAILURE OF REAR LEAF SPRINGS

BREAKAGE OF A LEAF SPRING MAY ALLOW PARTIAL COLLAPSE OF THE REAR SUSPENSION AND INCREASE THE POTENTIAL FOR LOSS OF VEHICLE CONTROL.

EA, Closed , Model Year: 1991

REAR SEAT BELT FAILURE

COMPLAINTS INDICATE THAT THE REAR SEATBELT BUCKLES DO NOT WORK, WHICH PREVENTS USAGE OF THE BELTS.

PE, Closed , Model Year: 1994

BRAKE PEDAL SEPARATION FROM PIVOT ARM

There is no summary currently available

EA, Closed , Model Year: 1991

ABS BRAKING SYSTEM

THIS INVESTIGATION RESULTED IN A SAFETY RECALL, 99V-193, AND A SERVICE CAMPAIGN, 99I-006.

EA, Closed , Model Year: 1989

ENGINE COMPARTMENT FIRES

AN ALLEGED MALFUNCTION IN THE ATLERNATOR RESULTING IN ENGINE COMPARTMET FIRES.

PE, Closed , Model Year: 1989

FIRE IN DASH/INSTRUM.CLSTR

There is no summary currently available

PE, Closed , Model Year: 1991

ABS BRAKING SYSTEM FAILS

There is no summary currently available

DP, Closed , Model Year: 1987

FUEL SYSTEM FIRES

EA, Closed , Model Year: 1989

HIGH IDLE FLARE

There is no summary currently available

PE, Closed , Model Year: 1989

HIGH IDLE FLARE

There is no summary currently available

PE, Closed , Model Year: 1989

HEADLIGHT SWITCH FAILURE

There is no summary currently available

PE, Closed , Model Year: 1988

STEERING DAMPER SEPARATION

There is no summary currently available

EA, Closed , Model Year: 1983

REAR AXLE SHAFT

There is no summary currently available

PE, Closed , Model Year: 1983

REAR AXLE FAILURE

There is no summary currently available

PE, Closed , Model Year: 1983

ELECT. FAILURES/FIRES

SUMMARY OF INFORMATION FROM THE MANUFACTURER: FORD HAS SUBMITTED 40 OWNERCOMPLAINTS WHICH ALLEGE IN-DASH FIRES. IT DOES NOT BELIEVE THAT THECOMPLAINTS INDICATE A DEFECT NOR ARE THEY SAFETY RELATED.ANALYSIS:A REVIEW OF THE COMPLAINTS WAS CONDUCTED.VARIOUS COMPONENTSWERE ALLEGED TO HAVE BEEN THE SOURC... Read more

CHEVROLET BLAZER - All Years Overview

Complete safety history for the CHEVROLET BLAZER across all model years (1969, 2025).

124 Total Recalls

11,285 Total Complaints

27 Investigations

1,120 Reported Crashes

275 Reported Fires

76 Reported Deaths

CHEVROLET BLAZER - Year by Year

Compare recalls and complaints across model years. Click any year to see full details.

Year	Recalls	Complaints
2026	0	1	View
2025	1	43	View
2024	1	71	View
2023	2	66	View
2022	1	81	View
2021	1	202	View
2020 (current)	3	358
2019	2	296	View
2008	0	5	View
2007	0	11	View
2006	0	20	View
2005	0	18	View
2004	1	67	View
2003	1	103	View
2002	2	301	View
2001	3	464	View
2000	4	885	View
1999	0	612	View
1998	3	1,025	View
1997	7	1,098	View
1996	11	1,579	View
1995	11	1,707	View
1994	7	774	View
1993	7	616	View
1992	6	337	View
1991	7	267	View
1990	4	42	View
1989	4	47	View
1988	4	45	View
1987	3	38	View
1986	2	21	View
1985	2	35	View
1984	3	10	View
1983	4	8	View
1982	3	2	View
1981	3	1	View
1980	1	1	View
1979	1	1	View
1978	1	2	View
1977	1	2	View
1976	1	1	View
1975	1	0	View
1974	2	0	View
1973	1	1	View
1972	1	0	View
1969	1	0	View

Other CHEVROLET Models

Model	Recalls	Complaints
SUBURBAN	246	10,458	View
TAHOE	240	12,622	View
MALIBU	216	29,080	View
SILVERADO 1500	200	22,534	View
CORVETTE	187	6,308	View
CAMARO	179	4,298	View
SILVERADO	159	10,964	View
SILVERADO 3500	152	1,409	View

Vehicle Safety

Consumer Safety

Infrastructure

Public Health

2020 CHEVROLET BLAZER

Complaint Statistics

Top Reported Components

NHTSA Safety Ratings, 2020 CHEVROLET BLAZER

Safety Technology

Technical Service Bulletins, 2020 CHEVROLET BLAZER

Most Affected Components

NHTSA Safety Investigations, CHEVROLET BLAZER

CHEVROLET BLAZER - All Years Overview

CHEVROLET BLAZER - Year by Year

Other CHEVROLET Models