2020 GMC SIERRA DENALI
0 recalls, 10 complaints - 334 TSBs
No recalls found for this vehicle.
Complaint Statistics
10 total complaints
Top Reported Components
| Component | Complaints |
|---|---|
| ENGINE | 5 |
| SERVICE BRAKES | 2 |
| UNKNOWN OR OTHER | 1 |
| ELECTRICAL SYSTEM | 1 |
| STEERING | 1 |
ENGINE
Jun 16, 2026
Incident date: May 1, 2025
The contact owns a 2014 Volkswagen Passat. The contact stated that while driving 35 MPH, the Check Engine warning light illuminated, and there was no heat coming from the front passenger’s or driver’s side air vents. A dealer was contacted. The vehicle was taken to the dealer to be diagnosed. Th... Read more
STEERING
Nov 18, 2025
Incident date: Nov 10, 2025
The steering wheel has been sticky on our 2018 Honda Civic. We took it to a Honda dealership for evaluation and they said it needs a Steering Gearbox Replacement. Other 2018 Honda Civics have had the same issue and a recall was issued but our particular vin number is not apart of this recall. The 20... Read more
ELECTRICAL SYSTEM
Nov 9, 2023
Incident date: Oct 10, 2022
Vehicle keeps having all warning lights and warning messages come on whenever the car starts. Warning lights maintain on constantly and has audible beeping to indicate the warnings. Vehicle would also put itself into park randomly at, as well as disengage collision and lane sensors while driving. Ve... Read more
UNKNOWN OR OTHER
Apr 26, 2023
Incident date: Apr 8, 2023
Issue 1: Service stabilitrak and flashing check engine light, has been repaired multiple times. Loss of power and shaking while driving. Replaced ignition coil pack and spark plugs. Check engine code misfire. Issue 2: Thermostat sensor, check engine light, display on dash says AC off due to high en... Read more
ENGINE
Nov 23, 2021
Incident date: Jun 1, 2021
The contact's father owns a 2020 GMC Sierra Denali 3500. The contact stated that while his father was driving at an undisclosed speed, the check engine warning light illuminated. The vehicle was taken to the dealer and diagnosed with a cylinder #1 misfire. The vehicle was repaired; however, the fail... Read more
SERVICE BRAKES
Apr 7, 2021
Incident date: Aug 15, 2020
BRAKES SQUEAK. STARTED ABOUT 3000 MILES. I HAVE COMPLAINED TO DEALER SEVERAL TIMES.
ENGINE
Dec 16, 2020
Incident date: Aug 24, 2020
KNOCKING COMING FROM ENGINE - NOTICEABLE UNNECESSARY NOISE IN WHICH DEALER CAN NOT FIX THE PROBLEM
SERVICE BRAKES
Oct 29, 2020
Incident date: Oct 29, 2020
TWO ISSUES BROKEN VALVE SPRING CAUSED ENGINE TO SHUT DOWN, SECOND SERVICE BRAKE, BRAKE FAILURE LIGHT, SERVICE ESC, SERVICE TRAILER BRAKE MESSAGES CAUSING BRAKE FAILURE
ENGINE
Oct 29, 2020
Incident date: Oct 29, 2020
TWO ISSUES BROKEN VALVE SPRING CAUSED ENGINE TO SHUT DOWN, SECOND SERVICE BRAKE, BRAKE FAILURE LIGHT, SERVICE ESC, SERVICE TRAILER BRAKE MESSAGES CAUSING BRAKE FAILURE
ENGINE
Oct 8, 2020
Incident date: Oct 7, 2020
I NOTICED SEVERAL SPOTS OF OIL ON MY DRIVEWAY, I THEN INSPECTED THE UNDERSIDE OF THE ENGINE (L5P) AND NOTICED OIL DRIPPING FROM SEVERAL BOLTS AND LINES. MY VEHICLE, A 2020 2500HD DENALI DIESEL, HAS ONLY 2,200 MILES ON IT FROM NORMAL HIGHWAY DRIVING.
Technical Service Bulletins, 2020 GMC SIERRA DENALI
334 manufacturer communications from 163 unique bulletins. TSBs describe known problems and recommended fixes from the manufacturer.
Most Affected Components
| Component | Bulletins |
|---|---|
| 060000 ENGINE AND ENGINE COOLING | 77 |
| 350000 EQUIPMENT | 52 |
| 110000 ELECTRICAL SYSTEM | 41 |
| 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL | 33 |
| 100000 POWER TRAIN | 22 |
| 200000 WHEELS | 21 |
| 080000 FUEL SYSTEM, DIESEL | 13 |
| 160000 STRUCTURE | 11 |
00-03-10-006P
Apr 18, 2024
200000 WHEELS
This service bulletin provides information for dealers/technicians on Tire Radial Force Variation (RFV).
23-NA-064
Apr 16, 2024
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.
23-NA-064
Apr 16, 2024
110000 ELECTRICAL SYSTEM
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.
20-NA-132
Apr 10, 2024
350000 EQUIPMENT
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
20-NA-132
Apr 10, 2024
110000 ELECTRICAL SYSTEM
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
17-NA-052
Apr 8, 2024
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.
17-NA-052
Apr 8, 2024
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.
10-08-45-001H
Mar 28, 2024
110000 ELECTRICAL SYSTEM
This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.
20-NA-132
Mar 26, 2024
118000 ELECTRICAL SYSTEM:SOFTWARE
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
20-NA-132
Mar 26, 2024
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
20-NA-132
Mar 26, 2024
350000 EQUIPMENT
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
20-NA-132
Mar 26, 2024
111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
20-NA-132
Mar 26, 2024
110000 ELECTRICAL SYSTEM
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
23-NA-103
Mar 21, 2024
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).
16-NA-383
Mar 13, 2024
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
23-NA-170
Mar 11, 2024
110000 ELECTRICAL SYSTEM
This bulletin advises the tech to inspect deeper into what may be the main cause of an engine failure.
23-NA-170
Mar 11, 2024
100000 POWER TRAIN
This bulletin advises the tech to inspect deeper into what may be the main cause of an engine failure.
23-NA-170
Mar 11, 2024
060000 ENGINE AND ENGINE COOLING
This bulletin advises the tech to inspect deeper into what may be the main cause of an engine failure.
07-00-89-037S
Mar 11, 2024
350000 EQUIPMENT
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
11-00-89-005X
Mar 10, 2024
350000 EQUIPMENT
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
24-NA-040
Mar 4, 2024
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.
17-NA-073
Mar 1, 2024
980000 UNKNOWN OR OTHER
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
22-NA-074
Feb 22, 2024
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.
16-NA-222
Feb 7, 2024
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.
19-NA-044
Feb 7, 2024
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.
19-NA-044
Feb 7, 2024
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.
16-NA-338
Feb 2, 2024
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
16-NA-338
Feb 2, 2024
060000 ENGINE AND ENGINE COOLING
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
23-NA-055
Jan 30, 2024
350000 EQUIPMENT
This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) a?? FAQs.
23-NA-055
Jan 30, 2024
110000 ELECTRICAL SYSTEM
This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) a?? FAQs.
PIT6119
Jan 30, 2024
162500 STRUCTURE:BODY:TAILGATE
This Preliminary information communicates an issue where the minor tailgate will not open due to an aftermarket device installed on the vehicle.
23-NA-189
Jan 29, 2024
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
23-NA-189
Jan 29, 2024
110000 ELECTRICAL SYSTEM
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
PI0281K
Jan 18, 2024
160000 STRUCTURE
This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
19-NA-255
Jan 18, 2024
160000 STRUCTURE
This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only).
18-NA-099
Jan 16, 2024
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.
PI1394B
Jan 12, 2024
100000 POWER TRAIN
This PI bulletin advises the technician on the proper way to install the pistons in an engine.
PI1394B
Jan 12, 2024
060000 ENGINE AND ENGINE COOLING
This PI bulletin advises the technician on the proper way to install the pistons in an engine.
02-08-42-001J
Jan 12, 2024
120000 EXTERIOR LIGHTING
This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage.
PIT5743D
Jan 9, 2024
110000 ELECTRICAL SYSTEM
This Preliminary information communicates diagnostic tips when trying to root cause a SES MIL with DTC's B2B0D and B2B0E. Main cause is aftermarket electrical devices spliced into the ignition main fuses.
PI0592I
Jan 8, 2024
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).
22-NA-150
Jan 4, 2024
110000 ELECTRICAL SYSTEM
This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset.
22-NA-150
Jan 4, 2024
080000 FUEL SYSTEM, DIESEL
This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset.
22-NA-150
Jan 4, 2024
060000 ENGINE AND ENGINE COOLING
This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset.
22-NA-150
Dec 21, 2023
110000 ELECTRICAL SYSTEM
This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset.
22-NA-150
Dec 21, 2023
080000 FUEL SYSTEM, DIESEL
This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset.
22-NA-150
Dec 21, 2023
060000 ENGINE AND ENGINE COOLING
This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset.
PIT5962A
Dec 15, 2023
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.
PIT5962A
Dec 15, 2023
980000 UNKNOWN OR OTHER
This Preliminary information communicates a GM part number for reflective high temperature heat or insulating tape when repairing wiring harnesses.
23-NA-219
Dec 12, 2023
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories.
23-NA-219
Dec 12, 2023
350000 EQUIPMENT
This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories.
20-NA-132
Dec 8, 2023
060000 ENGINE AND ENGINE COOLING
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
20-NA-132
Dec 8, 2023
110000 ELECTRICAL SYSTEM
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
20-NA-132
Dec 8, 2023
350000 EQUIPMENT
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
21-NA-135
Nov 16, 2023
350000 EQUIPMENT
This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.
21-NA-135
Nov 16, 2023
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.
21-NA-135
Nov 16, 2023
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.
21-NA-135
Nov 16, 2023
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.
03-00-91-001I
Nov 6, 2023
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.
03-00-91-001I
Nov 6, 2023
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.
03-00-91-001I
Nov 6, 2023
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.
03-00-91-001I
Nov 6, 2023
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.
03-00-91-001I
Nov 6, 2023
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.
20-NA-159
Oct 30, 2023
200000 WHEELS
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).
23-NA-189
Oct 25, 2023
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
23-NA-189
Oct 25, 2023
110000 ELECTRICAL SYSTEM
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
05-00-89-029F
Oct 11, 2023
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This service bulletin provides information on General Motors Dealership Critical Equipment Requirements and Recommendations.
01-06-01-011O
Oct 6, 2023
060000 ENGINE AND ENGINE COOLING
This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
17-NA-170
Oct 6, 2023
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.
99-00-89-019Y
Oct 3, 2023
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.
20-NA-159
Sep 28, 2023
200000 WHEELS
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).
20-NA-159
Sep 28, 2023
190000 TIRES
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).
10-00-89-006J
Sep 26, 2023
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).
02-00-89-002W
Sep 26, 2023
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).
07-08-49-020R
Sep 21, 2023
117100 ELECTRICAL SYSTEM:INSTRUMENT PANEL:SPEEDOMETER/ODOMETER
This informational bulletin provides information for the IPC odometer programming method quick reference guide.
07-08-49-020R
Sep 21, 2023
350000 EQUIPMENT
This informational bulletin provides information for the IPC odometer programming method quick reference guide.
07-08-49-020R
Sep 21, 2023
110000 ELECTRICAL SYSTEM
This informational bulletin provides information for the IPC odometer programming method quick reference guide.
23-NA-154
Sep 21, 2023
350000 EQUIPMENT
This bulletin provides information on Warranty Administration a?? Required Operating Procedures - 8 Points (U.S. Only).
17-NA-157
Sep 8, 2023
060000 ENGINE AND ENGINE COOLING
This service bulletin explains the difference in oil filters for gas engines with new oil pump control systems and the possibilities of what may happen using the incorrect filter.
23-NA-154
Sep 5, 2023
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This bulletin provides information on Warranty Administration a?? Required Operating Procedures - 8 Points (U.S. Only).
23-NA-153
Sep 1, 2023
060000 ENGINE AND ENGINE COOLING
The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.
23-NA-153
Sep 1, 2023
100000 POWER TRAIN
The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.
18-NA-306
Sep 1, 2023
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).
18-NA-073
Aug 24, 2023
060000 ENGINE AND ENGINE COOLING
This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
23-NA-144
Aug 18, 2023
030000 BRAKES (PWS)
This technical bulletin provides information and a solution to a condition of Brake Pedal Moves or Self Applies at Full Turns.
18-NA-306
Aug 18, 2023
350000 EQUIPMENT
This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).
09-00-89-016H
Aug 15, 2023
350000 EQUIPMENT
This Warranty Administration bulletin provides information on the proper use of the labor operation 0600014.
23-NA-141
Aug 10, 2023
060000 ENGINE AND ENGINE COOLING
This informational bulletin advised the technician that the engine and related parts will be debited if found that the tech didn't properly prepare the engine block from dirt and debris in bolt holes or if found that the block was damaged b
16-NA-222
Aug 10, 2023
110000 ELECTRICAL SYSTEM
This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
16-NA-222
Aug 10, 2023
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.
15-00-89-004F
Aug 7, 2023
100000 POWER TRAIN
This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
15-00-89-004F
Aug 7, 2023
060000 ENGINE AND ENGINE COOLING
This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
15-00-89-004F
Aug 7, 2023
020000 SUSPENSION
This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
15-00-89-004F
Aug 7, 2023
010000 STEERING
This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
01-00-89-010R
Aug 1, 2023
350000 EQUIPMENT
This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
04-06-04-051H
Aug 1, 2023
060000 ENGINE AND ENGINE COOLING
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
04-06-04-051H
Aug 1, 2023
070000 FUEL SYSTEM, GASOLINE
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
09-06-04-026X
Jul 31, 2023
060000 ENGINE AND ENGINE COOLING
This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
09-06-04-026X
Jul 31, 2023
110000 ELECTRICAL SYSTEM
This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
17-NA-066
Jul 21, 2023
100000 POWER TRAIN
This service bulletin provides information for automatic transmission Oil Cooler Flush and flow test.
Showing 100 of 334 bulletins.
GMC SIERRA DENALI - All Years Overview
Complete safety history for the GMC SIERRA DENALI across all model years (2002, 2006).
5
Total Recalls
332
Total Complaints
0
Investigations
9
Reported Crashes
1
Reported Fires
0
Reported Deaths
GMC SIERRA DENALI - Year by Year
Compare recalls and complaints across model years. Click any year to see full details.