2021 Chevrolet Tahoe: Is It Reliable?
Problems, Recalls & Buyer Verdict
Shopping for a used 2021 Chevrolet Tahoe? This page highlights owner-reported complaint patterns and recall history so you can inspect the right systems before buying. Current data includes 397 complaints, with Engine Problems as the top reported area.
2021 Chevrolet Tahoe Fuel Economy
✓ EPA Official DataEPA-rated fuel economy across 8 2021 Chevrolet Tahoe trim configurations. The median figure is shown; range reflects all available trims.
Source: EPA FuelEconomy.gov. Figures reflect EPA lab testing; real-world results vary by driving style, load, and conditions. 8 trims analysed.
2021 Chevrolet Tahoe Safety Ratings
NHTSA 5-Star Program2 variants tested — showing 2021 Chevrolet Tahoe SUV 4WDOfficial crash test results from the NHTSA 5-Star Safety Ratings program. Stars reflect government-conducted tests; higher is safer.
Overall
21.9% rollover risk
Frontal Crash
Side Crash
Rollover
21.9% probability
Source: NHTSA 5-Star Safety Ratings. Ratings are based on government crash tests and may not reflect all trim levels.
Based on NHTSA complaint data, the 2021 Chevrolet Tahoe has 397 owner complaints, 9 crash-related complaints, and 16 recall campaigns on record. The most frequently reported component is Engine Problems. NHTSA reliability signal: Notable Issues.
- Make
- Chevrolet
- Model
- Tahoe
- Model year
- 2021
- NHTSA owner complaints
- 397
- Crash-related complaints
- 9
- Safety recall campaigns
- 16
- Top reported component
- Engine Problems
- Reliability signal
- Notable Issues
- EPA MPG combined
- 18
- EPA MPG city / highway
- 16 / 20
- Fuel type
- Regular Gasoline
- NHTSA overall safety rating
- 4/5 stars
- NHTSA frontal crash rating
- 4/5 stars
- NHTSA side crash rating
- 5/5 stars
- NHTSA rollover rating
- 3/5 stars
- Electronic stability control
- Standard
Most Common 2021 Chevrolet Tahoe Problems
Top owner-reported complaint areas and where they often appear.
Engine Problems
Fuel/Propulsion System
Transmission / Drivetrain
Complaint patterns center on Engine Problems, Fuel/Propulsion System, Transmission / Drivetrain. Use these as a pre-purchase inspection guide, then verify recall and damage history on the specific VIN.
Should You Buy a Used 2021 Chevrolet Tahoe?
The 2021 Chevrolet Tahoe shows higher complaint activity for its model-year profile, so buyers should inspect known problem areas carefully before purchase.
Use the model-year trend to shortlist candidates, then confirm the exact vehicle condition with service records, recall status, and a VIN history report.
What to Check Before Buying a Used 2021 Chevrolet Tahoe
Inspection Focus
- Inspect the engine for any signs of problems or prior repairs.
- Verify all open recalls at nhtsa.gov/recalls.
- Request service records for fuel/propulsion system and transmission.
- Have a mechanic inspect the vehicle before purchase.
Before You Close the Deal
- Inspect the engine for any signs of problems or prior repairs.
- Verify all open recalls at nhtsa.gov/recalls.
- Request service records for fuel/propulsion system and transmission.
- Have a mechanic inspect the vehicle before purchase.
Shortlist with model-year data. Decide with the exact VIN.
Before buying a used 2021 Chevrolet Tahoe, run a VIN history report to verify accidents, title brands, odometer records, theft checks, and open recalls for the exact vehicle.
What the Complaint Data Suggests
Editorial interpretation of NHTSA public complaint data. Source: nhtsa.gov. Complaints are owner-submitted and do not confirm a defect. Methodology
Based on 397 NHTSA complaints for the 2021 Chevrolet Tahoe, issues are concentrated in the engine, fuel/propulsion system, and transmission. The data suggests potential concerns with these components, though the confidence level is low due to the single model year analyzed.
- Engine Problems account for the highest number of complaints at 154.
- Fuel/Propulsion System complaints total 85, indicating a recurring theme.
- Transmission/Drivetrain issues are reported in 73 complaints.
- Engine Problems
- Fuel/Propulsion System
- Transmission/Drivetrain
All 2021 Chevrolet Tahoe Complaints by Category
Every owner-reported complaint category filed with NHTSA for the 2021 Chevrolet Tahoe. Use this as a pre-purchase inspection checklist.
| 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.
Real Owner Complaints
Read what owners actually reported to NHTSA for the 2021 Chevrolet Tahoe. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.
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.
2021 Chevrolet Tahoe Recalls
16 campaignsNHTSA recall campaigns for the 2021 Chevrolet Tahoe. 16 recall campaigns are on record for this model year. Recalls are free to fix at authorized dealers, but completion status must be verified on the exact VIN.
2021 Chevrolet Tahoe Buying FAQ
Buyer-focused answers based on real NHTSA complaint and recall data for this model year.
Is the 2021 Chevrolet Tahoe reliable?▾
Notable Issues. NHTSA currently shows 397 owner complaints, 9 crash-related complaints, and 16 recall campaigns for this model year. The 2021 Chevrolet Tahoe shows higher complaint activity for its model-year profile, so buyers should inspect known problem areas carefully before purchase. Treat this as a model-year signal, then verify the exact vehicle's condition and history before purchase.
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?▾
Complaint data is not the same as crash-test scoring, but it does highlight possible risk patterns. For the 2021 Chevrolet Tahoe, NHTSA complaints include 9 crash-related reports and 3 fire reports out of 397 total complaints. 9 injury reports are also on file. For controlled crash-test ratings, check nhtsa.gov/ratings.
Does the 2021 Chevrolet Tahoe have any recalls?▾
Yes. 16 NHTSA recall campaigns affect the 2021 Chevrolet Tahoe. A major recall area is STEERING:STEERING CONTROL MODULE. 16 recall campaigns are on record for this model year. Always verify open recalls by VIN because completion status varies by vehicle.
Should I buy a 2021 Chevrolet Tahoe?▾
The 2021 Chevrolet Tahoe shows higher complaint activity for its model-year profile, so buyers should inspect known problem areas carefully before purchase. Use the model-year trend to shortlist candidates, then confirm the exact vehicle condition with service records, recall status, and a VIN history report. Pay extra attention to Engine Problems during inspection. Before committing, run a VIN history report to verify accidents, title brands, odometer records, and recall completion for the exact car.
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.
Owner Reliability Rating
Rate the 2021 Chevrolet Tahoe based on your ownership experience.
Add your rating:
Ratings are based on owner experience and are separate from NHTSA data shown above.
Check the Exact Vehicle History Before You Buy
Model-year complaints and recalls reveal patterns. A VIN report confirms whether the exact car has accident history, title brands, mileage issues, or open recalls.