2018 CHEVROLET TAHOE Problems
Real NHTSA owner complaints for the 2018 Chevrolet Tahoe. This model year has 90 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 2018 Chevrolet Tahoe Problems
Top 3 most-reported issues with average mileage at failure.
Engine Problems
Uncategorized Issues
Brake System
Considering a 2018 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 2018 Chevrolet Tahoe. A single complaint may appear in multiple categories.
| Component | Complaints | Crashes | Fires | Avg Mileage | Volume |
|---|---|---|---|---|---|
| Engine Problems | 20 | — | — | — | |
| Uncategorized Issues | 20 | 1 | — | — | |
| Brake System | 19 | 2 | — | — | |
| Transmission / Drivetrain | 16 | — | — | — | |
| Electrical Faults | 12 | — | — | — | |
| Steering Defects | 11 | — | — | — | |
| Fuel/Propulsion System | 7 | — | — | — | |
| Forward Collision Avoidance: AEB | 4 | 1 | — | — | |
| Hydraulic | 3 | — | — | — | |
| Suspension Failures | 2 | — | — | — | |
| Unintended Acceleration | 2 | — | — | — | |
| Headlight/Taillight Failures | 2 | — | — | — | |
| Visibility | 1 | — | — | — | |
| Chest Clip | 1 | — | — | — | |
| Buckle | 1 | — | — | — | |
| Harness | 1 | — | — | — | |
| Lane Departure | 1 | — | — | — | |
| Back Over Prevention | 1 | — | — | — | |
| Seat Belt Issues | 1 | — | — | — | |
| Structural Problems | 1 | — | — | — | |
| Airbag Malfunctions | 1 | 1 | — | — | |
| Seat-Related Issues | 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 2018 Chevrolet Tahoe. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.
Showing 90 most recent complaints
Was driving approximately 45MPH and the truck just slowly powered down and "Engine Power Reduced" and eventually cut off and wouldn't crank back up. Got it towed to the Chevrolet dealership and was told the engine has to be replaced due to the bottom of the motor and the cranksh…
Transmission failed at 94,000 miles Misfire 80,000miles AFM/DOD issues $10,000 in repair bills still not fixed
Unknown, vehicle starts to jerk when shifting gears. Jerks when breaking and when accelerating. Check engine light on. I see there is a prior recall for the same issue on same year as mine
For several months my check engine light has been flashing when I’m driving, especially on the highway. At times my vehicle feels sluggish. I press further own into the gas pedal and I am not getting adequate propulsion. It also feels like this when I’m going up a hill. I brought…
Roof racks have deteriorated due to sun exposure and have cracked where the contact the top and started leaking. The paint on the roof and hood had also failed. I had to have the top and hood repainted prior to having it ceramic coated. The roof racks leaking have damaged the hea…
The contact owns a 2018 Chevrolet Tahoe. The contact stated that in 2024 the front windshield was damaged, and the windshield was replaced. The Insurance Company was notified and requested that an aftermarket windshield be placed on the vehicle. In May of 2025 the contact noticed…
The contact owns a 2018 Chevrolet Tahoe. The contact stated that while attempting to start the vehicle, the brake pedal had to be depressed very hard to start the vehicle. The contact stated that while depressing the accelerator pedal, the vehicle failed to respond as intended. A…
The Body Control Module does not work. A new BCM was installed in my car in April 2025. Since then I am having multiple issues, but the safety related issue is with the trailer braking system. It is available for inspection upon request. The dealership is unwilling to try anoth…
Transmission failure at 110,000 miles. No warning lights, no codes. The transmission was slipping during acceleration, random rpm bouncing at a steady speed, acting lost in gears, slow power up hills then takes off. Currently sitting at a chevy dealership.
The contact owns a 2018 Chevrolet Tahoe. The contact stated that while starting the vehicle, the engine made abnormal rattling and knocking sounds. No warning light was illuminated. The vehicle was taken to the dealer, who determined that the camshaft and valve train needed to be…
Complete Engine failure due to the camshaft being destroyed. Dealership said it was due to the lifters.
Manufacturing problem, but not listed under recent GMC recall of April - May 2025 - 2018 Chevy Tahoe Problem: Transmission Issue - slippage
The contact owns a 2018 Chevrolet Tahoe. The contact stated that while driving at an undisclosed speed, the vehicle began to shake excessively, prompting the contact to discontinue driving the vehicle. The check engine warning light was illuminated. The vehicle was taken to the d…
Transmission is overheating and forcing the truck into limp mode
Transmission suddenly locked up while driving. Took to dealership and was advised it was a chronic issue with my vehicle. Once inspected by dealer, was advised that engine lifters also went out. My car was just out of warranty with 55k miles. Dealer did not want to honor warrant…
The contact owns a 2018 Chevrolet Tahoe. The contact stated while driving 35 MPH, the vehicle inadvertently lost motive power. The contact was able to pull over to the shoulder of the roadway, where the vehicle was restarted. The ABS and check engine warning lights were illuminat…
The contact owns a 2018 Chevrolet Tahoe. The contact stated that after parking the vehicle in a parking lot and returning to start the vehicle, the “Power Steering Assist Fault” message was displayed, and the vehicle was difficult to turn to the right or the left. The contact lef…
Vehicle stopped accelerating while coming up to speed from an on ramp to the interstate while traveling from Indiana to Florida. Vehicle was towed to the nearest Chevy dealership where we were told the engine had blow and would need replaced. Vehicle has been sitting on the same …
4100 Miles - Asked service dept. at dealership to check for noise coming from underside of vehicle. No service was completed. 4800 Miles - Asked service dept. at dealership to check again for noise on suspension. Service indicated it was a parking brake cable that was rubbing. …
I can smell gas inside my cabin and also when parked in garage. Mechanic said my fuel injector seals are leaking and this is a known issue . The safety bulletin 18-NA-137 November 2019. This is a SAFETY ISSUE and needs to be addressed for the safety of myself and others. Please …
Source: NHTSA Complaints Database. Real owner reports for the 2018 Chevrolet Tahoe.
Recalls for 2018 Chevrolet Tahoe
3 campaignsNHTSA recall campaigns for the 2018 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.
2018 Chevrolet Tahoe — FAQ
Answers based on real NHTSA complaint and recall data for this specific model year.
Is the 2018 Chevrolet Tahoe reliable?▾
Severe Issues. The 2018 Chevrolet Tahoe has 90 NHTSA owner complaints, 4 crash-related, and 3 recall campaigns. The most reported issue is Engine Problems (20 complaints). Source: NHTSA via VinSpector AI.
What are the most common problems with the 2018 Chevrolet Tahoe?▾
#1: Engine Problems (20 complaints). #2: Uncategorized Issues (20 complaints). #3: Brake System (19 complaints)
At what mileage do problems start on the 2018 Chevrolet Tahoe?▾
Mileage data is not available or insufficient for this model year.
How safe is the 2018 Chevrolet Tahoe?▾
The 2018 Chevrolet Tahoe has 4 crash-related complaints and 0 fire reports out of 90 total NHTSA complaints. 2 injuries were reported. For NCAP lab crash test star ratings, visit nhtsa.gov/ratings.
Does the 2018 Chevrolet Tahoe have any recalls?▾
Yes — 3 NHTSA recall campaigns affect the 2018 Chevrolet Tahoe. The largest issue: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM. Check nhtsa.gov/recalls or run a VIN check to see if your specific vehicle has open recalls.
Should I buy a 2018 Chevrolet Tahoe?▾
The 2018 Chevrolet Tahoe has severe 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 2018 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.