2011 Chevrolet Silverado 1500: Engine complaints
Owner-reported issue (NHTSA complaints, not a recall)
Symptoms
NHTSA has 51 owner complaints for the 2011 Chevrolet Silverado 1500 that list the engine component. Complaints are individual owner reports, not verified defects.
Examples:
- NHTSA complaint ODI #11749950 (filed 07/13/2026): “Afm/dod lifter failed while driving which causes multiple systems to go offline including traction control, stability control, abs just to name a few. this happened while coming off freeway which can be a safety risk as vehicle was at higher speeds. this is a known gm problem with 5.3l engines and …”
- NHTSA complaint ODI #11738575 (filed 05/18/2026): “The contact owns a 2011 chevrolet silverado 1500. the contact stated while driving at an undisclosed speed, several warning lights illuminated. in addition, the contact stated that the vehicle was shaking. the vehicle was driven to the contact's residence. the vehicle was later taken to an independe…”
- NHTSA complaint ODI #11656860 (filed 04/25/2025): “After 2 weeks of owning the truck which we are paying on it had to be towed 3 times stalling out and leaving leaving my family,my children with us at least once, and stranded in high traffic roads. we took it back to the dealership and they replaced the fuel pump and the fuel light came came on the …”
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.
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