2019 Chevrolet Silverado 2500HD: Fuel/Propulsion System complaints
Owner-reported issue (NHTSA complaints, not a recall)
Symptoms
NHTSA has 10 owner complaints for the 2019 Chevrolet Silverado 2500HD that list the fuel/propulsion system component. Complaints are individual owner reports, not verified defects.
Examples:
- NHTSA complaint ODI #11650166 (filed 03/24/2025): “I was driving my truck and lost full power to the truck. which happened as i was pulling out of a parking. the truck went into a limp mode. with the truck losing full power, it put my child and i into a safety risk. the truck got repaired at the dealership. the dealer was able to reproduce the issue…”
- NHTSA complaint ODI #11645671 (filed 02/28/2025): “The def system and turbo system. it will not let me tow nothing. and has started limited my speed to 65mph and says in 55 miles it will restrict to 55mph. i need my truck for work.…”
- NHTSA complaint ODI #11635652 (filed 01/13/2025): “Prior to 04/25/21 and 08/25/21 i was traveling 60mph on i-205 in the fast lane when my truck went into limp mode. i nearly caused an accident because the truck started shaking, all check engine lights illuminated, and it was challenging to navigate to the right lane and off the highway. this happe…”
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: Varies
Depends on the specific failure; get a diagnosis first. (Our assessment.)
Cost
No sourced cost range for this issue. Get a written quote after diagnosis.
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