2021 CHEVROLET TAHOE Problems
Real NHTSA owner complaints for the 2021 Chevrolet Tahoe. This model year has 397 NHTSA complaints — top issue: Engine Problems.
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This page shows the model year's reputation. The VIN tells you about the specific car — accidents, title issues, odometer rollbacks, and open recalls.
Worst 2021 Chevrolet Tahoe Problems
Top 3 most-reported issues with average mileage at failure.
Engine Problems
Fuel/Propulsion System
Transmission / Drivetrain
Considering a 2021 Chevrolet Tahoe?
This page shows the model year's reputation. The VIN tells you about this specific car — accidents, title issues, odometer fraud. Full report just $4.99 (vs. Carfax $44.99).
All Problems by Category
Every NHTSA complaint category for the 2021 Chevrolet Tahoe. A single complaint may appear in multiple categories.
| Component | Complaints | Crashes | Fires | Avg Mileage | Volume |
|---|---|---|---|---|---|
| Engine Problems | 154 | 2 | 1 | — | |
| Fuel/Propulsion System | 85 | — | — | — | |
| Transmission / Drivetrain | 73 | 1 | 1 | — | |
| Electrical Faults | 55 | 1 | 2 | — | |
| Uncategorized Issues | 36 | 2 | — | — | |
| Fuel System | 22 | — | — | — | |
| Gasoline | 22 | — | — | — | |
| Airbag Malfunctions | 21 | 2 | — | — | |
| Forward Collision Avoidance: AEB | 19 | 1 | — | — | |
| Brake System | 17 | 2 | — | — | |
| Seat Belt Issues | 13 | 1 | — | — | |
| Steering Defects | 13 | 1 | — | — | |
| Headlight/Taillight Failures | 13 | — | — | — | |
| Unintended Acceleration | 10 | 1 | 1 | — | |
| Suspension Failures | 7 | 1 | — | — | |
| Seat-Related Issues | 7 | — | — | — | |
| Wheel Issues | 4 | 2 | — | — | |
| Structural Problems | 4 | — | — | — | |
| Lane Departure | 3 | — | — | — | |
| Visibility | 2 | — | — | — | |
| Electronic Stability Control (Esc) | 2 | — | — | — | |
| Back Over Prevention | 1 | — | — | — | |
| Hydraulic | 1 | — | — | — | |
| Tire Issues | 1 | 1 | — | — | |
| Visibility/Wiper | 1 | — | — | — |
Source: NHTSA Complaints Database. Complaint counts may exceed total complaints because one report can span multiple categories.
Search Owner Complaints
Read what owners actually reported to NHTSA for the 2021 Chevrolet Tahoe. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.
Showing 397 most recent complaints
Vehicle is prompting a “decreased acceleration “ warning, will not shift past 3rd gear, and will not shift into reverse.
The car appeared to run out of gas. It had a half tank of gas. Lucky when it happened I was in the parking lot of my hotel for the night. I was pulling a boat at the time and was 50 miles from a Chevy dealership. Had the car towed to a repair shop where they determined the fuel c…
My Tahoe has 108,000 miles on it. It broke down in the middle of the road and refused to go into gear with zero symptoms prior to this. We had it towed to the dealership and were told it is the Transmission Valve Body. This is a known issue but our VIN isn't covered for some reas…
The backup camera quit working
Suspension system failed- had to replaced, Car difficult to control when operating. Repaired by dealer- Country Chevrolet, Benton KY- owner paid for repair. [XXX] Engine failure- knocking and difficult to drive on returning trip from Louisville KY to Benton, KY. Taken to dealer…
The component at issue is the engine, which suffered a sudden and catastrophic failure due to unknown causes. At no time prior to this incident were there any warnings, symptoms, or indications of an underlying mechanical defect that would have allowed for preventative action. W…
During highway driving, alert on dashboard stated “electrical system failing enter idle mode”. Tahoe slowed down and then engine began knocking right as it shut off resulting in needing to coast to the shoulder of the highway safely since engine was off. Towed to dealership and t…
The contact owns a 2021 Chevrolet Tahoe. The contact stated that while driving approximately 45 MPH, the check engine warning light illuminated, and the message “Reduced Acceleration - Drive Safely” was displayed. The vehicle then started shaking abnormally. The contact pulled in…
The contact owns a 2021 Chevrolet Tahoe. The contact stated that while at a red light, the accelerator pedal was depressed; however, the vehicle stalled. The check engine warning light was illuminated. The contact researched and was made aware of an unknown NHTSA recall; however,…
Motor is not included in the 6.2 recall for some reason. It is consistently burning through 3 qts of oil every 2-3k miles. This is a major concern considering I travel a lot. I want to know why this specific motor isn’t covered in the recall considering it is having the same i…
Without warning my Tahoe would no start 60 miles from home due to a faulty fuel pump module. I was stranded and the vehicle needed to be towed to a GM dealership for repairs. Many 2021 Chevrolet Tahoes have been recalled for this problem and I believe my vehicle should be inclu…
On March 14,2026 I was driving 80 MPH on the interstate and the vehicle shifted to Neutral and shutoff. Shortly before that the vehicle revved to 4000 RPM and you could feel rhythmic vibrations. The vehicle was towed to a Chevy dealership and diagnosed as loss of propulsion needi…
Seat belt 3rd row dont work properly doesn’t lock
The contact owns a 2021 Chevrolet Tahoe. The contact stated that while driving at an undisclosed speed, there was a breach in communication with the OnStar system. The contact believed that the brakes failed, and several other safety systems became inoperable due to a failure wit…
I was driving down I-5 at 75mph and the truck shut off while driving. Couldn’t get to start. Paid over $1k for a new battery cause dealership couldn’t replicate problem. Next day doing 75mph on freeway engine through a rod.
Since March of 2025 I have identified a critical safety defect with my vehicle. When driving and without warning, the vehicle unexpectedly shifts to neutral, experiences a loss of propulsion, and the engine shuts off. This has occurred multiple times in which I narrowly escaped…
The contact owns a 2021 Chevrolet Tahoe. The contact stated that the engine was consuming an excessive amount of oil, and there was an abnormal knocking sound coming from the engine. Additionally, the vehicle hesitated and failed to accelerate as needed, with blue smoke coming fr…
Driving down the highway and I lost all the gears it went from driving speed then wouldn’t go over 30 mph. When I got pulled into a business on the side of the road then tried to restart it it then wouldn’t go into reverse. It was dangerous because there was cars behind me going …
My truck was driving perfect and I went to pull into a parking lot in Arkansas where I live in long story short it started acting funny trying to idle out and then I heard a knocking noise. It happened twice. Then my service ESV light come on next my motor light come on then my a…
The contact owns a 2021 Chevrolet Tahoe. The contact stated that while driving at various speeds, the Forward Collision Avoidance message was intermittently displayed. The vehicle was taken to a dealer, where a computer module was replaced. While driving at various speeds, there …
Source: NHTSA Complaints Database. Real owner reports for the 2021 Chevrolet Tahoe.
Recalls for 2021 Chevrolet Tahoe
16 campaignsNHTSA recall campaigns for the 2021 Chevrolet Tahoe. Recalls are free to fix at any authorized dealer. Run a VIN check below to see if your specific vehicle has open recalls.
2021 Chevrolet Tahoe — FAQ
Answers based on real NHTSA complaint and recall data for this specific model year.
Is the 2021 Chevrolet Tahoe reliable?▾
Notable Issues. The 2021 Chevrolet Tahoe has 397 NHTSA owner complaints, 9 crash-related, and 16 recall campaigns. The most reported issue is Engine Problems (154 complaints). Source: NHTSA via VinSpector AI.
What are the most common problems with the 2021 Chevrolet Tahoe?▾
#1: Engine Problems (154 complaints). #2: Fuel/Propulsion System (85 complaints). #3: Transmission / Drivetrain (73 complaints)
At what mileage do problems start on the 2021 Chevrolet Tahoe?▾
Mileage data is not available or insufficient for this model year.
How safe is the 2021 Chevrolet Tahoe?▾
The 2021 Chevrolet Tahoe has 9 crash-related complaints and 3 fire reports out of 397 total NHTSA complaints. 9 injuries were reported. For NCAP lab crash test star ratings, visit nhtsa.gov/ratings.
Does the 2021 Chevrolet Tahoe have any recalls?▾
Yes — 16 NHTSA recall campaigns affect the 2021 Chevrolet Tahoe. The largest issue: STEERING:STEERING CONTROL MODULE. Check nhtsa.gov/recalls or run a VIN check to see if your specific vehicle has open recalls.
Should I buy a 2021 Chevrolet Tahoe?▾
The 2021 Chevrolet Tahoe has notable issues — review the top problems before buying. Pay particular attention to Engine Problems issues. Always run a VIN check on the specific car you're considering to check for accident history, open recalls, and title brands.
Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinSpector AI.
Wider context: See the full Chevrolet Tahoe reliability report with year-by-year comparison.
Check Your Specific 2021 Chevrolet Tahoe
Real owner complaints tell you about the model. The VIN tells you about your specific car — accidents, title issues, odometer fraud. Full report just $4.99.