2018 Chevrolet Silverado 2500HD: Fuel/Propulsion System complaints
Owner-reported issue (NHTSA complaints, not a recall)
Symptoms
NHTSA has 9 owner complaints for the 2018 Chevrolet Silverado 2500HD that list the fuel/propulsion system component. Complaints are individual owner reports, not verified defects.
Examples:
- NHTSA complaint ODI #11740738 (filed 05/28/2026): “The truck kept going into limp mode and when taken to the dealership it was found to have metal in the fuel. according to the report from the dealership they stated that this indicated the injection pump had come apart internally and sent metal throughout the system. it has since been repaired at a…”
- NHTSA complaint ODI #11667478 (filed 06/17/2025): “2 low pressure fuel pumps have failed. truck stalls in traffic. currently in show with extremely large bill for repair.…”
- NHTSA complaint ODI #11663890 (filed 05/30/2025): “Driving down the road in heavy traffic and had complete engine failure due to loss of fuel. diagnosed as fuel control module. i have seen where gm recalls have been made for similar issues. this put me in danger of collision. truck is at the dealer and will cost $957.00…”
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.
Typical parts (search links, no affiliate codes)
AutoZone · O'Reilly · Advance · RockAuto