2021 Chevrolet Tahoe problems and complaints
Owners have filed 450 complaints with NHTSA about the 2021 Chevrolet Tahoe. The most-reported areas: Engine (166), Fuel/Propulsion System (93), Power Train (87).
Key takeaways
- 450 owner complaints on file with NHTSA.
- 9 involve a crash, 3 a fire, 9 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Engine | 166 | 37% |
| Fuel/Propulsion System | 93 | 21% |
| Power Train | 87 | 19% |
| Electrical System | 56 | 12% |
| Unknown Or Other | 41 | 9% |
| Air Bags | 27 | 6% |
| Fuel System | 24 | 5% |
| Gasoline | 24 | 5% |
| Service Brakes | 20 | 4% |
| Forward Collision Avoidance | 20 | 4% |
| Engine And Engine Cooling | 17 | 4% |
| Exterior Lighting | 15 | 3% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2021 Chevrolet Tahoe SUV 4WD | 4/5 | 4/5 | 5/5 | 3/5 |
| 2021 Chevrolet Tahoe SUV 2WD | 4/5 | 4/5 | 5/5 | 3/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Power Train - filed 2026-09-20
On September 19, 2026, while traveling approximately 30 mph, the vehicle experienced a sudden, hard shift. The check-engine light then illuminated. I pulled over as soon as it was safe to do so. After stopping, the vehicle would not shift into reverse and entered limp mode. The transmission malfunction created a safet...
Unknown Or Other,engine - filed 2026-09-15
2021 Chevrolet Tahoe – Unexpected Shutdown/Restart While Stopped On two separate occasions, my 2021 Chevrolet Tahoe has unexpectedly appeared to shut down while I was stopped with my foot on the brake. The vehicle is equipped with Auto Stop/Start, and initially the event seems like a normal Auto Stop. However, instead...
Air Bags - filed 2026-09-14
I received an automated message from the vehicle stating to service the safety restraint system. I took the car to the local dealer and they ran a diagnostic review. There is a TSB for the vehicle and they say that the problem is coming from the overhead console part number 86575239. This part is not available anywhere...
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More for the 2021 Chevrolet Tahoe
Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.