2016 Chevrolet Silverado 2500 Fuel system Problems

“I am on a cross country trip and the vehicles engine light came on, I pulled into a chevy dealer for service. Chevy dealer claims the part needed for repair called an ECM module, (I.e. Computer) is not available and it is not being produced because of a defect in design. The vehicle has been with a chevy dealer for 10 days. I am 1100 miles from home and general motors has refused to give me a loaner to drive back to kansas city. In talking with the diesel technicians at two of the dealers, they claim this is a widespread problem that GM is trying to hide.”

“Vehicle just shut off while in operation then would turn over but no start. Vehicle was towed to dealership and was advised fuel pump failed and would be covered under warranty. Luckily vehicle was stationary but was in prepartion for a vacation pulling our 5th wheel camper. From researching since this incident, I've been in contact with several individuals who have had this part fail not only while moving but have had it happen twice. Even the service advisor's acknowledge that this part is a known failure item and will happen again. Service department had vehicle for 2 weeks.”

“My truck has a major exhaust leak that flows into the cab of my truck. It has a duramax diesel engine. I noticed after I first bought the truck, so I thought it was normal and told my family members it was normal. 6 months after the purchase, I noticed that my sense of smell and taste was lacking. My doctors had no explanation on why I have lost my ability to smell. I drove 3 times in 2 years to seattle,wa and every time I arrived I was incapacitated. I has a sore throat, cough, and diarrhea for a week. After returning home on these trips, the same sickness had taken over my body. …”

“I purchased 2016 Chevrolet 2500 HD from the dealership. The truck I bought had the CP4 high-pressure fuel injection pump, which comes standard in all GM-manufactured 2011-2016 6.6L Duramax diesel vehicles such as the Chevy Silverado and GMC Sierra, and it is incompatible with U.S. diesel fuel. The pump was originally designed for use in Europe, where the diesel fuel is dirtier, or more lubricious, than that of the U.S. …”

“On August 5, 2023 I was driving south on I75 in the Flint, Michigan area With no warning my engine shut down. High Pressure Fuel Pump (Diesel Truck) imploded and pumped metal shavings through the entire fuel system , Fuel Rails, and Injector system. Vehicle is currently being repaired. Repair consist of, Removal of the gas tank and completely clean. Flush and clean the entire fuel system, Remove injectors and replace with new. Replace old fuel Pump with new.”