2018 Chevrolet Tahoe engine problems
The 2018 Chevrolet Tahoe has 21 engine complaints filed with NHTSA — 16% of the year's total, and roughly flat versus the prior model year.
21
Engine complaints
16%
Share of year
0
Crash-involved
0
Related recalls
Engine complaints by year
What owners report
“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 crankshaft in cylinder one.…”
Common questions
How many engine complaints does the 2018 Chevrolet Tahoe have?
NHTSA has 21 complaints about the 2018 Chevrolet Tahoe engine — 16% of all complaints filed for that model year.
Related
Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.
Compiled by Sharon Ben-Moshe, Founder.