2023 Chevrolet Tahoe: Engine complaints
Owner-reported issue (NHTSA complaints, not a recall)
Symptoms
NHTSA has 144 owner complaints for the 2023 Chevrolet Tahoe that list the engine component. Complaints are individual owner reports, not verified defects.
Examples:
- NHTSA complaint ODI #11772383 (filed 10/20/2026): “At 60,720 on car miles engine failed. this is the second engine failure. dealership perfomred test per recall on second engine, and engine failed less than 30,000 miles later. experienced loss of power for a few minutes before failure. the replacement engine had 52,000 miles on it.…”
- NHTSA complaint ODI #11771099 (filed 10/14/2026): “The afm/dod system failed and resulted in lifters and rocker arm failure.…”
- NHTSA complaint ODI #11770617 (filed 10/12/2026): “On 4/23/25, the check engine light came on and the vehicle reduced power. it was taken to dealership and a warranty service was performed, l87 engine loss of propulsion. the vehicle was in service for 90 days. on 7/15/26, vehicle shifted itself into neutral while driving on the highway, with 4 …”
Likely causes
These complaints do not establish a single root cause; read the examples above and get a diagnosis.
Fix, in plain English
No single fix is established by these reports. Check your VIN for open recalls at nhtsa.gov/recalls, ask a dealer about technical service bulletins (TSBs) or extended warranty coverage, then have the system diagnosed.
DIY difficulty: Pro
Internal engine work (lifters, oil consumption, fuel dilution diagnosis) requires engine teardown or dealer software/tests. (Our assessment.)
Cost
No sourced cost range for this issue. Get a written quote after diagnosis.
Typical parts (search links, no affiliate codes)
AutoZone · O'Reilly · Advance · RockAuto
Sources
Page last updated .