Safety Score
87
Safe
Recalls
1
Complaints
48
NCAP Stars
—
Recalls (1)
| Date | NHTSA ID | Component | Units | Completion | |
|---|---|---|---|---|---|
| 2026-02-12 | 26V083000 |
POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE | 1,055 | — | Details |
Owner Complaints (showing up to 50)
| Date | Component | Crash | Injuries | Summary |
|---|---|---|---|---|
| 2026-03-12 | POWER TRAIN | No | 0 | My truck has been exhibiting hard downshifting at certain speeds, when the powertrain loads up such as a grade change, … |
| 2026-01-12 | UNKNOWN OR OTHER | No | 0 | Diesel exhaust fluid tank heater malfunctioned and meted tank and connectors. |
| 2025-10-01 | STRUCTURE:BODY | No | 0 | Known defect with 2019 and now 2020 GMC sierra trucks. Design was updated for 2021+ which has corrected the seal failur… |
| 2025-08-28 | ENGINE | No | 0 | the engine seized at 65mph. available for inspection. was left stranded in a limited access area with no cell service. … |
| 2025-07-09 | POWER TRAIN | No | 0 | The contact owns a 2020 GMC Sierra 3500. The contact stated that while driving at an undisclosed speed, the vehicle ina… |
| 2025-06-10 | STRUCTURE | No | 0 | The contact owns a 2020 GMC Sierra 3500. The contact stated that while driving 45 MPH with passengers seated in the rea… |
| 2025-05-21 | SERVICE BRAKES | No | 0 | Engine started skipping, then service parking brake light came on, then service engine light came on and speed dropped … |
| 2025-05-16 | FUEL/PROPULSION SYSTEM | No | 0 | My IntelliBeam function stops working sometimes, I can still use the lights as normal but the IntelliBeam function stop… |
| 2025-03-05 | POWER TRAIN | No | 0 | The contact owns a 2020 GMC Sierra 3500. The contact received notification of NHTSA Campaign Number: 24V797000 (Power T… |
| 2025-02-28 | FUEL/PROPULSION SYSTEM | No | 0 | Def heater connection on the tank will arc and melt down causing engine derate and costly repairs. Gm know and has rel… |
| 2025-02-09 | POWER TRAIN | No | 0 | Valve body failed while pulling my camper down the interstate. Transmission began to have issues and locked up on us wh… |
| 2024-12-16 | UNKNOWN OR OTHER | No | 0 | The tailgate automatically opened while I was driving. I was sure the tailgate was shut and latched properly prior to t… |
| 2024-12-10 | POWER TRAIN | No | 0 | Greetings. In December 2024, I brought my vehicle in for the rear end lock up recall. The recall reprogrammed the tra… |
| 2024-11-26 | FUEL/PROPULSION SYSTEM | No | 0 | I was towing my 44'camper entering the highway and during excellration there was a loud bang and the truck shuddered no… |
| 2024-11-25 | ENGINE | No | 0 | The contact owns a 2020 GMC Sierra 3500. The contact stated while driving approximately 60 MPH, the vehicle jerked, los… |
| 2024-11-02 | POWER TRAIN | No | 0 | I have a complaint about the recall response from both nasal and gm. I feel the cure is substandard. Why not just put n… |
| 2024-10-24 | POWER TRAIN | No | 0 | Contacted General Motors to have the Recall software patch installed, appoint was set, vehicle was dropped off and now … |
| 2024-10-02 | POWER TRAIN | Yes | 0 | The contact owns a 2020 GMC Sierra 3500. The contact stated that while driving at 60 MPH, the rear differential seized,… |
| 2024-07-15 | POWER TRAIN | Yes | 0 | driving 65mph on interstate, attempted to change lanes to pass slower vehicle and pressed upon accelerator pedal...truc… |
| 2024-07-01 | POWER TRAIN | Yes | 0 | driving approximately 50 mph when vehicle suddenly made loud bang and locked up rear brakes for 25' coming to a stop in… |
| 2024-07-01 | POWER TRAIN | No | 0 | driving 65mph when vehicle attempted to downshift itself for no reason when instead the rear axles locked up and made a… |
| 2024-06-11 | LATCHES/LOCKS/LINKAGES | No | 0 | The contact owns a 2020 GMC Sierra 3500. The contact stated that while towing a trailer, the tailgate unintendedly open… |
| 2024-05-28 | FUEL/PROPULSION SYSTEM | No | 0 | Fuel Pump Driver Module |
| 2024-04-07 | POWER TRAIN | No | 0 | I was driving approximately 60mph pulling a trailer when the back tires locked up for approximately 2 seconds. This hap… |
| 2024-03-30 | POWER TRAIN | No | 0 | driving 45 mph westbound i70 at eisenhower tunnel, vefhicle made loud bang, brakes locked up momentarily slowing vehicl… |
| 2024-03-07 | STRUCTURE:BODY | No | 0 | There is a current safety recall N232426400 on GMC pickups including the year of my truck. GMC is saying that my VIN i… |
| 2024-01-21 | ELECTRICAL SYSTEM | No | 0 | Vehicle will not start due to known GM issues. This failure left my family stranded in cold dark unsafe area once alrea… |
| 2023-12-01 | POWER TRAIN | No | 0 | The contact owns a 2020 GMC Sierra 3500. The contact stated that after stopping at a stop light, the light turned green… |
| 2023-11-04 | VISIBILITY/WIPER | No | 0 | Rear sliding window is leaking water into the cabin |
| 2023-08-12 | AIR BAGS | Yes | 0 | The contact owned a 2022 GMC Sierra. The contact stated that while her husband was driving at an undisclosed speed, the… |
| 2023-05-12 | ENGINE | No | 0 | Engine Coolant Low error constantly appears. GM Service provider states that engine coolant level is fine, but sensor m… |
| 2023-05-03 | TIRES | No | 0 | The contact owns a 2020 GMC Sierra 3500 equipped with Goodyear Tires, Tire Line: Wrangler Trail Runner, Tire Size: LT27… |
| 2023-01-15 | SERVICE BRAKES | No | 0 | Rear tires locking up out of no where almost made me jack knife. |
| 2022-12-14 | STRUCTURE:BODY | No | 0 | Rear window leaking on 2020 gmc truck due to faulty rear window seal and plastic slide. Known issue in 2020 models wit… |
| 2022-11-13 | ENGINE | No | 0 | Plugged in engine block heater and the car erupted in flames. Total loss. |
| 2022-09-19 | WHEELS | No | 0 | I had a blow out on my rear tire on my 2020 GMC Sierra 3500 AT4 truck while travelling down the highway while pulling m… |
| 2022-09-12 | POWER TRAIN | No | 0 | The exhaust system is directed to the rear of the vehicle and when towing causes extreme heat to build on the item bein… |
| 2022-06-26 | ELECTRICAL SYSTEM:12V/24V/48V BATTERY | No | 4 | The component that failed was the passenger side or main battery. Our safety was compromised when the design of the HV… |
| 2022-06-24 | POWER TRAIN | No | 0 | While accelerating from about 45 - 60mph the truck made a loud bag and the rear tires locked up causing the vehicle to … |
| 2022-03-04 | UNKNOWN OR OTHER | No | 0 | In short, the Diesel Exhaust Fluid (DEF) reductant heater failed which requires the entire DEF tank assembly (part 8513… |
| 2021-11-03 | ELECTRICAL SYSTEM | No | 0 | Infotainment system AND center instrument cluster went completely black - six times over the course of one month. I too… |
| 2021-04-15 | SERVICE BRAKES | No | 0 | The computer malfunctions. It is available for inspection. The computer lights up and causes failure in the trailer bra… |
| 2020-09-28 | ELECTRICAL SYSTEM | No | 0 | PROGRESSIVE PAUSE STARTS WHEN STARTING VEHICLE. AFTER A FEW WEEKS OF PAUSE STARTING VEHICLE HAD NO POWER AT ALL. TOWE… |
| 2020-07-07 | ELECTRICAL SYSTEM | No | 0 | The computer lights up the dash reducing power and turning off power to trailer brakes. This has almost caused an acci… |
| 2020-07-02 | UNKNOWN OR OTHER | No | 0 | WHILE TOWING A FIFTH WHEEL CAMPER, THE EXHAUST WAS SO HOT IT MELTED THE CAMPER DIRECTLY BEHIND IT. WAS CAUGHT IN SIDE M… |
| 2020-05-22 | SERVICE BRAKES | No | 0 | The computer lights up dash reducing power and taking the trailer brakes away. This almost caused a wreck when the tru… |
| 2020-05-01 | SERVICE BRAKES | No | 0 | The computer lite up the dash and reduced power, plus took the trailer brakes off line. This happened while loaded. T… |
| 2019-10-25 | STEERING | No | 0 | VEHICLE EXHIBITS STEERING WHEEL SHAKE / SHIMMY AT SPEEDS ABOVE 50MPH, SOMETIMES SEVERE. REPEATED ATTEMPTS AT REPAIR (C… |