2023 GMC TERRAIN

2 recalls, 69 complaints - 374 TSBs - 5/5 safety rating

CHILD SEAT:VEHICLE LATCH ANCHOR

Defect Description

General Motors, LLC (GM) is recalling certain 2020-2023 Chevrolet Equinox and GMC Terrain vehicles. The four rear-seat lower child seat LATCH anchorage bars may have excessive powder coating, which could prevent a child seat from being installed with the anchorage bars. As such, these vehicles fai... Read more

Consequence

The inability to install a child seat with the LATCH anchorage bars could result in an unsecured child seat, increasing the risk of injury in a crash.

Remedy

Owners are advised to install child seats using the vehicle's rear seat belts until the remedy is complete. Dealers will inspect the latch anchorage bars, and remove and replace the finish, as necessary, free of charge. Owner notification letters were mailed June 2, 2023. Owners may contact Chevr... Read more

668,187 vehicles affected

Manufacturer: General Motors, LLC

AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION:FRONT PASSENGER

Defect Description

General Motors, LLC (GM) is recalling certain 2023 Chevrolet Equinox and GMC Terrain vehicles equipped with ventilated front passenger seats. The Occupant Classification System may not properly disable the front passenger air bag when there is a small child or child restraint detected in the seat.

Consequence

In the event of a crash, a front passenger air bag that deploys with a child or infant in the front passenger seat can increase their risk of injury.

Remedy

Dealers will replace the passenger presence system, free of charge. Owner notification letters were mailed January 24, 2023. Owners may contact Chevrolet customer service at 1-800-222-1020 or GMC customer service at 1-800-462-8782. GM's number for this recall is N222388911.

9 vehicles affected

Manufacturer: General Motors, LLC

Complaint Statistics

69 total complaints 3 crashes 2 fires

Top Reported Components

Component	Complaints
ENGINE	12
POWER TRAIN	10
ELECTRICAL SYSTEM	9
UNKNOWN OR OTHER	8
FUEL/PROPULSION SYSTEM	5
STEERING	3
EXTERIOR LIGHTING	3
ENGINE AND ENGINE COOLING	2
STRUCTURE:BODY	2
FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING	2

Incident date: Apr 4, 2024

adaptive cruise disengaging alert on dash- no cars or weather conditions to induce this. loss of power and bucking on highway( near accident caused) catostostrophic sudden loss of power engine/transmission failure while mechanic driving resulting in car towed back to dealer. loss of power multiple t... Read more

Incident date: Apr 4, 2024

Incident date: Jun 1, 2026

The contact owns a 2023 GMC Terrain. The contact stated that while driving at various speeds, the vehicle unexpectedly decelerated and failed to properly accelerate. The service transmission and service fuel management system messages were displayed, and the check engine warning light was flashing w... Read more

Incident date: Apr 4, 2024

Incident date: Jun 1, 2026

Incident date: May 16, 2026

I have had 2 different instances where my vehicle stops in the middle of a busy intersection or traffic and have no warning what so ever. Vehicle just shuts off and I am not able to turn back on to move out of the way. First time I got it repaired it was related to the fuel pump and now I am waiting... Read more

Incident date: May 16, 2026

Incident date: Oct 11, 2025

The contact owns a 2023 GMC Terrain. The contact stated while driving at an undisclosed speed, the check engine warning light illuminated and the engine stalled. The contact attempted to drive the vehicle to the shoulder of the road, the engine seized. The contact stated while attempting to start th... Read more

Incident date: Oct 11, 2025

Incident date: Oct 26, 2025

I was driving the vehicle on the highway the cruise control was on. All of a sudden I got a warning on vehicle info panel that stated vehicle power is reduced. The vehicle decelerated on its own and I could not accelerate past 55. The check engine light came on. I pulled off the road and turned the ... Read more

Incident date: Oct 26, 2025

Incident date: May 18, 2026

Vehicle stalled while driving and would not restart. Strong gasoline smell present and on ground. Third occurrence. Vehicle stalled while driving at on busy road (safety issue both times). Strong raw gas smell. Would not crank afterward. Dash powered normally with check engine light. Happened previo... Read more

Incident date: May 18, 2026

Incident date: May 10, 2026

I was driving down the hwy and all of a sudden the car went into reduced power mode and the dealership is saying it’s a high pressure fuel pump which is not covered under the standard warranty My vehicle only has 46000 miles Fennigan GMC Rosenberg tx

Incident date: May 8, 2026

There is an active Taillight (Lid Lights) Safety Recall (25V-259) on 2014-2020 Acura MDXs. When I enter my VIN it claims I am not part of this recall but there is sitting water inside my drivers side tailgate lid light assembly. It's only in the one, therefore I am unsure why my vehicle isn't listed... Read more

Incident date: Sep 22, 2025

Engine would not restart after the idle stop at a traffic light. I needed to put the car in park and turn the engine off and restart it. Shortly after this, at another traffic light, the idle stop caused a delayed restart of the engine and caused the vehicle to lurch forward suddenly. This has happe... Read more

Incident date: May 8, 2026

Incident date: Mar 6, 2026

Component or system that failed or malfunctioned The issue involves a safety recall‑related system on my Ram truck that remains open with no available remedy for over one year. The vehicle is now experiencing traction loss while pulling and during normal driving, along with multiple failure/warnin... Read more

Incident date: Mar 6, 2026

Incident date: Mar 9, 2026

The contact owns a 2013 Ram 1500. The contact stated that while driving at an undisclosed speed, the steering wheel was stiff and was difficult to turn in either direction. No warning light was illuminated. The vehicle was towed to a local independent mechanic, where it was diagnosed with rack and p... Read more

Incident date: Apr 5, 2026

Radiator has anti freeze smell when driven long periods of time or sometimes when at idol , also start /stop system not working properly when making a stop vechiel does not want to turn back on

Incident date: Apr 5, 2026

Car was in FSD mode, backing out of a parking place very slowly when it accelerated and crashed into a post and wall. No other cars or people were involved, but no alarms, beeps, or warnings were sounded and the screen/monitor/camera systems went blank simultaneously. This caused over $5000 worth of... Read more

Crash

Incident date: Apr 5, 2026

Crash

Incident date: Apr 5, 2026

I am submitting a formal safety complaint regarding a defect in my 2020 BMW X3 that has resulted in the failure of a critical emergency safety system. The vehicle displayed an error message indicating an “Emergency Call System Malfunction.” I brought the vehicle to BMW of Murrieta on March 30, ... Read more

Incident date: Apr 5, 2026

I am reporting an unresolved safety recall (NHTSA 26V030, Volkswagen recall 93EA) involving a high-voltage battery defect with potential risk of fire. My vehicle (VIN: [XXX] ) was purchased in the United States but is currently located in Santo Domingo, Dominican Republic. The authorized Volkswage... Read more

Incident date: Mar 22, 2026

I've had the transmission replaced under fordprotect warranty and subsequently another torque converter and subsequent to that, a new program installed to repair low RPM Shudder. Under mild acceleration at interstate speeds (65 TO 75 mph) it now hunts for gears with random upshifts and downshifts w... Read more

Incident date: Mar 22, 2026

The same thing that I reported in incident number XXX happened again recently. From a stop. I went to make a right turn on Red in a four way intersection. The oncoming traffic to my left was also stopped. When I started to proceed the truck felt like it was in like 5th gear, moving barely but no... Read more

Incident date: Mar 22, 2026

Trailer lights failure lights come on during travel.

Incident date: Aug 28, 2025

I am reporting a suspected defect involving the front suspension or steering system of my 2026 Tesla Model Y AWD. The vehicle produces loud popping, knocking, and rattling noises from the front end when turning the steering wheel at low speeds, particularly when the steering approaches full lock in ... Read more

Incident date: Aug 28, 2025

Incident date: Jan 21, 2025

Took my 2026 Honda CRV Touring Sport Hybrid through the car wash exactly one month and one day after purchasing. Upon leaving, I noticed a perfect horizontal crack the length of the passenger side mirror. I was later told this was a known issue due to extreme temperature changes (low temperatures) a... Read more

Incident date: Jan 21, 2025

I was driving to a stop light when I heard a Raddle. Pull over and all the oil came out the engine. When I took it to the dealer they told me that the engine blew up. 14k repair that Toyota would not cover the repair.

Incident date: Jan 5, 2026

I currently owned an 2017 Hyundai Santa Fe FWD with the 3.3 V6 Engine with approximately about 136,000 Miles. We were driving into Vegas when we heard the knocking Engine Sounds. Immediately we called the Dealership in Vegas advising them we were going to TOW the vehicle in. Once we get the Vehi... Read more

Incident date: Jan 11, 2026

The taillights on this vehicle are defective. I have already had one taillight replaced and now the other side needs to be replaced. These taillights are $300 each for parts only.

Incident date: Jan 2, 2026

Erratic behavior before pulling out of parking lot: STOP vehicle check power, check 12V battery Stop safely engage parking brake. All dash lights started flashing, going black, power couldn’t be maintained, thankfully not on highway yet. Complete car failure, had to have 2025 EV6 jumped 4 times, b... Read more

Incident date: Jan 2, 2026

Incident date: Oct 13, 2025

The contact owns a 2018 Ford Taurus. The contact received notifications of NHTSA Campaign Numbers: 25V695000 (Back Over Prevention) and 25V611000 (Structure); however, the parts to complete the recall repairs were not yet available. The dealer was not contacted. The contact stated that the manufactu... Read more

Incident date: Oct 13, 2025

Incident date: Jun 12, 2025

In April 2025 I was driving and the abs light came on and windshield wipers went off sporadically. Dodge dealer found nothing wrong. It happened again in June 2025. Dodge dealer had car for 1 week and stated they could not find problem but car was safe to drive. They said to return when problems wer... Read more

Fire

Incident date: Jun 12, 2025

The contact owns a 2015 BMW 328I. The contact was notified of NHTSA Campaign Number: 24V608000 (Engine and Engine Cooling, Electrical System); however, the part to do the recall repair was not yet available. The local dealer was made aware of the issue and confirmed that parts were not yet available... Read more

Incident date: Aug 14, 2025

Vehicle often has a "system charging system" error that prevents it from turning on and driving. This happens when the system is not charging.

Incident date: Jun 24, 2025

MMI turns off about every 2-mins and restarts on its own. Everything(Radio+navigation+Airplay+Sound) restarts and its extremely distracting while driving(missing turns+Disconnect hans off calls etc).This has been going on for approximately 4 days.

Incident date: Jun 24, 2025

The contact owns a 2017 Cadillac Escalade. The contact stated while driving 25 MPH, the vehicle briefly jerked and was unable to accelerate as needed. The check engine warning light was illuminated. The vehicle was taken to an independent mechanic, who diagnosed a failure with the fuel injectors. Th... Read more

Incident date: Jul 8, 2025

The contact owns a 2016 Kia Soul. The contact stated that while attempting to start the vehicle, the engine hesitated while turning over, with black smoke coming from the exhaust. The check engine warning light was illuminated. The contact scanned the vehicle with an OBD2 scanner for an unknown erro... Read more

Incident date: Jun 22, 2025

My accident on [XXX] with my 2025 BMW X3 VIN [XXX] was avoidable and caused by either failure in design, or in execution in two BMW systems, I'll discuss rear emergency braking here. Pictures and videos (even one of the crash) can be downloaded here: [XXX] . I was driving the car in what I belie... Read more

Crash

Incident date: Jun 22, 2025

Ram issued a TSB 23-098-23 REV. A for the rear window leaking. Water has soaked the inside around the air bags all down the rear seats and floor. I’m concerned the issue could have damaged my air bags and the electrical in the vehicle. Vehicle rear window has been replaced in 2023. Still leaking ... Read more

Incident date: Jun 22, 2025

Incident date: Mar 20, 2025

I was driving from Colorado to Moab, Utah in Feb 2025 when my car’s engine started making a ticking noise. It had only about 80,000 miles on it at the time and had never had any major issues in the past. I’ve only ever taken it to the Ford service department for regular maintenance and they do a... Read more

Showing 50 of 69 complaints.

NHTSA Safety Ratings, 2023 GMC TERRAIN

2023 GMC Terrain SUV AWD

Category	Rating
Overall Rating	5 / 5 ★★★★★
Frontal Crash	5 / 5 ★★★★★
Frontal Crash, Driver	5 / 5 ★★★★★
Frontal Crash, Passenger	5 / 5 ★★★★★
Side Crash	5 / 5 ★★★★★
Side Crash, Driver	5 / 5 ★★★★★
Side Crash, Passenger	5 / 5 ★★★★★
Rollover	4 / 5 ★★★★☆
Rollover Risk	16.4%

Safety Technology

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

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

Technical Service Bulletins, 2023 GMC TERRAIN

374 manufacturer communications from 172 unique bulletins. TSBs describe known problems and recommended fixes from the manufacturer.

Most Affected Components

Component	Bulletins
110000 ELECTRICAL SYSTEM	78
350000 EQUIPMENT	66
060000 ENGINE AND ENGINE COOLING	50
100000 POWER TRAIN	30
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL	28
200000 WHEELS	15
160000 STRUCTURE	14
260000 FORWARD COLLISION AVOIDANCE	6

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

980000 UNKNOWN OR OTHER

This warranty bulletin provides information on Customer Concern Not Duplicated (CCND) Labor Operation Numbers.

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.

110000 ELECTRICAL SYSTEM

This Preliminary information communicates a vehicle may come to the dealer with a complaint of no start, stalling, rough idle, no acceleration, loss of power, erratic shifting, fuel gauge inoperative, MIL illuminated with various codes stor

110000 ELECTRICAL SYSTEM

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.

350000 EQUIPMENT

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.

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 Preliminary information communicates to dealer that GM is aware of the issue and is working on a resolution.

117000 ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

This service bulletin provides repair information to correct various functional concerns of the Instrument Cluster and DTC U0155.

350000 EQUIPMENT

This service bulletin provides repair information to correct various functional concerns of the Instrument Cluster and DTC U0155.

110000 ELECTRICAL SYSTEM

This service bulletin provides repair information to correct various functional concerns of the Instrument Cluster and DTC U0155.

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).

280000 BACK OVER PREVENTION

This preliminary information discusses potential camera functional issues if the camera is not properly programmed.

110000 ELECTRICAL SYSTEM

353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This service bulletin provides repair information to correct a customer concerns of Radio Software issues.

350000 EQUIPMENT

This service bulletin provides repair information to correct a customer concerns of Radio Software issues.

110000 ELECTRICAL SYSTEM

This service bulletin provides repair information to correct a customer concerns of Radio Software issues.

100000 POWER TRAIN

This informational bulletin advises the changes to some of the 9-speed oil control changes from previous years.

160000 STRUCTURE

This technical bulletin provides repair information to correct a customer concern of an interior boom noise heard while driving low speeds in high gear.

100000 POWER TRAIN

This technical bulletin provides repair information to correct a customer concern of an interior boom noise heard while driving low speeds in high gear.

350000 EQUIPMENT

This preliminary information discusses a condition that may arise from the drivers window switch sending an errant message causing the vehicle to enter manual fob learn mode.

110000 ELECTRICAL SYSTEM

This preliminary information discusses a condition that may arise from the drivers window switch sending an errant message causing the vehicle to enter manual fob learn mode.

350000 EQUIPMENT

This service bulletin provides information on No Heated Seats or Heated Steering Wheel During Remote Start.

220000 SEATS

This service bulletin provides information on No Heated Seats or Heated Steering Wheel During Remote Start.

110000 ELECTRICAL SYSTEM

This service bulletin provides information on No Heated Seats or Heated Steering Wheel During Remote Start.

010000 STEERING

This service bulletin provides information on No Heated Seats or Heated Steering Wheel During Remote Start.

220000 SEATS

This engineering information (EI) closure ends the need for gathering further information from technicians in regard to Melted Burn Marks and/or Smoke Smell Coming from the Height Adjuster Motor Under the Front Row Seat.

110000 ELECTRICAL SYSTEM

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).

110000 ELECTRICAL SYSTEM

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.

110000 ELECTRICAL SYSTEM

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".

060000 ENGINE AND ENGINE COOLING

This technical bulletin provides a procedure to replace the charge air cooler due to moisture getting inside of it and causing a malfunction indicator lamp illuminated with DTC P0300 and/or P0299/P2227.

110000 ELECTRICAL SYSTEM

160000 STRUCTURE

353600 EQUIPMENT:ELECTRICAL:INFOTAINMENT

This Preliminary information communicates to dealer that GM is aware of the issue and is working on a resolution.

353610 EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE

This Preliminary information communicates to dealer that GM is aware of the issue and is working on a resolution.

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.

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.

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.

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

353000 EQUIPMENT:ELECTRICAL

This Preliminary information communicates an issue where the vehicles wireless charger no longer works with certain ISO updates on Apple 15 phones and advises customer to update their phone to the lastest ISO 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

010000 STEERING

This technical bulletin provides a procedure to replace the radiator brackets if found loose to correct a customer concern of excessive vibration in the steering wheel or seat or floor at idle or at low to moderate speeds.

060000 ENGINE AND ENGINE COOLING

220000 SEATS

100000 POWER TRAIN

This service bulletin provides information on a normal characteristic of a transmission that will not shift into overdrive range during cold ambient temperatures.

160000 STRUCTURE

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

160000 STRUCTURE

This technical bulletin provides repair information to correct a customer concern of finding a water leak inside the interior of the vehicle.

356000 EQUIPMENT ADAPTIVE/MOBILITY

This service bulletin provides a procedure to check for water intrusion at the door electrical connectors and repair the wiring if found the cause of customer concerns of Power Windows and/or Mirrors Inoperative, Power Seat Movement Inopera

220000 SEATS

160000 STRUCTURE

110000 ELECTRICAL SYSTEM

138000 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

This technical bulletin provides a procedure for air conditioning refrigerant desiccant replacement due to A/C Not Cooling or refrigerant loss.

350000 EQUIPMENT

This technical bulletin provides a procedure for air conditioning refrigerant desiccant replacement due to A/C Not Cooling or refrigerant loss.

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.

284300 BACK OVER PREVENTION: SENSING SYSTEM: RADAR

This technical bulletin provides a procedure to add reflective butyl tape to the rear driver's side module to correct the radar reflection being detected and triggering the false alerts.

350000 EQUIPMENT

This engineering information (EI) s requesting information from technicians to perform the check list provided and contact the engineer listed in regard to Melted Burn Marks and/or Smoke Smell Coming from the Height Adjuster Motor Under the

220000 SEATS

110000 ELECTRICAL SYSTEM

This technical bulletin provides a procedure to add reflective butyl tape to the rear driver's side module to correct the radar reflection being detected and triggering the false alerts.

120000 EXTERIOR LIGHTING

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

353600 EQUIPMENT:ELECTRICAL:INFOTAINMENT

This PI states that a vehicle may exhibit a concern of the cross traffic alert indicators not displaying on the radio screen. While this is a customer dissatisfier, it does not pose a safety concern due to the fact that the customer will st

060000 ENGINE AND ENGINE COOLING

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

100000 POWER TRAIN

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

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).

110000 ELECTRICAL SYSTEM

This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information.

350000 EQUIPMENT

This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information.

030000 BRAKES (PWS)

This service bulletin provides a procedure to locate and repair the engine wiring harness to correct customer concerns of multiple electrical issues.

110000 ELECTRICAL SYSTEM

This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to Melted Burn Marks and/or Smoke Smell Coming from the Height Adjuster Motor Under th

220000 SEATS

350000 EQUIPMENT

110000 ELECTRICAL SYSTEM

This service bulletin provides a procedure to locate and repair the engine wiring harness to correct customer concerns of multiple electrical issues.

100000 POWER TRAIN

This service bulletin provides a procedure to locate and repair the engine wiring harness to correct customer concerns of multiple electrical issues.

060000 ENGINE AND ENGINE COOLING

This service bulletin provides a procedure to locate and repair the engine wiring harness to correct customer concerns of multiple electrical issues.

251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)

This service bulletin provides a procedure to locate and repair the engine wiring harness to correct customer concerns of multiple electrical issues.

980000 UNKNOWN OR OTHER

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

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.

353000 EQUIPMENT:ELECTRICAL

This Preliminary information communicates an issue where the vehicles wireless charger no longer works with the latest ISO update on Apple 15 phones.

353650 EQUIPMENT:ELECTRICAL:WIRELESS CHARGER/CRADLE

This Preliminary information communicates an issue where the vehicles wireless charger no longer works with the latest ISO update on Apple 15 phones.

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

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

350000 EQUIPMENT

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.

Showing 100 of 374 bulletins.

GMC TERRAIN - All Years Overview

Complete safety history for the GMC TERRAIN across all model years (2010, 2026).

40 Total Recalls

4,340 Total Complaints

0 Investigations

212 Reported Crashes

67 Reported Fires

5 Reported Deaths

GMC TERRAIN - Year by Year

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

Year	Recalls	Complaints
2026	1	36	View
2025	0	26	View
2024	1	74	View
2023 (current)	2	69
2022	2	70	View
2021	2	53	View
2020	2	295	View
2019	3	292	View
2018	5	324	View
2017	1	181	View
2016	2	182	View
2015	3	385	View
2014	2	385	View
2013	3	484	View
2012	4	500	View
2011	4	557	View
2010	3	427	View

Other GMC Models

Model	Recalls	Complaints
SIERRA 1500	233	10,607	View
YUKON	224	6,198	View
SIERRA 2500	169	2,217	View
SIERRA 3500	161	730	View
YUKON XL	157	2,899	View
SAVANA	142	448	View
SIERRA	133	4,904	View
ACADIA	84	7,520	View

Vehicle Safety

Consumer Safety

Infrastructure

Public Health

2023 GMC TERRAIN

Complaint Statistics

Top Reported Components

NHTSA Safety Ratings, 2023 GMC TERRAIN

Safety Technology

Technical Service Bulletins, 2023 GMC TERRAIN

Most Affected Components

GMC TERRAIN - All Years Overview

GMC TERRAIN - Year by Year

Other GMC Models