2024 Chevrolet Tahoe: Engine complaints
Owner-reported issue (NHTSA complaints, not a recall)
Symptoms
NHTSA has 33 owner complaints for the 2024 Chevrolet Tahoe that list the engine component. Complaints are individual owner reports, not verified defects.
Examples:
- NHTSA complaint ODI #11770125 (filed 10/09/2026): “Vehicle shakes, warning messages repeatedly display on screen and continue to cycle. gage dials go back and forth. acceleration is very limited and vehicle is limited to a max speed of 62 mph. the ac goes to 76 degrees and blow at full speed. if the ac is turned off it automatically returns to 76 at…”
- NHTSA complaint ODI #11766346 (filed 09/23/2026): “Engine failure. tahoe lost all power on the interstate going 70mph. was able to get it to the side of the road and restart it. engine started knocking and became undriveable.…”
- NHTSA complaint ODI #11762277 (filed 09/04/2026): “I experienced the issue being investigated with investigation: ea26005 i lost engine power while driving my 2024 chevy tahoe. gm is now conducting a full engine replacement with another l87 engine.…”
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)
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Sources
Page last updated .