2014 Chevrolet Silverado 2500HD: Power Train complaints
Owner-reported issue (NHTSA complaints, not a recall)
Symptoms
NHTSA has 42 owner complaints for the 2014 Chevrolet Silverado 2500HD that list the power train component. Complaints are individual owner reports, not verified defects.
Examples:
- NHTSA complaint ODI #11545449 (filed 09/19/2023): “When pulling out into busy traffic the tcm quit and lost all power to the wheels. could not move. luckily the traffic seen we had a issue and swerved to go around us. we found out later this has been a huge issue for gm with tcm on units like mine. if traffic would not have been paying attention the…”
- NHTSA complaint ODI #11522404 (filed 05/17/2023): “The contact owns a 2014 chevrolet silverado 2500. the contact stated while her husband was driving 45 mph, several unknown warning lights illuminated, and the contact lost control of the vehicle. the driver was unable to shift gear. the driver stated that the vehicle hesitated and failed to accelera…”
- NHTSA complaint ODI #11115631 (filed 08/03/2018): “The tcm malfunctioned. after being replaced the vehicle still didn't perform as it did before the repair. i have researched this issue with all chevrolet trucks from various years. there are multiple blogs from owners of these trucks that show the extent of the issue. i cannot afford to pay $ 1000.…”
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
Diagnosis needs a scan tool; repair or replacement needs a lift, transmission jack and the manufacturer's fluid fill/relearn procedure. (Our assessment.)
Cost
No sourced cost range for this issue. Get a written quote after diagnosis.
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