Chevrolet Silverado 3500 owners have reported 111 electrical system related problems since 1996. Table 1 shows the 14 most common electrical system problems. The number one most common problem is related to the vehicle's electrical system (73 problems). The second most common problem is related to the vehicle's integrated trailer brake control (10 problems). For details of each of the problem category, use the links in the table.
My 2021 chevy 3500hd diesel had the engine light come on and the service emissions system popped up in the info screen. It said in so many miles speed would be limited. I took it to the dealer and they said the def tank would need replaced because the tank wiring connector overheated and would cost Read details...
The contact owns a 2025 Chevrolet Silverado 3500. The contact stated that while driving at various speeds and towing a trailer or an RV, the brake pedal was depressed, and the trailer brake failed to engage. The contact stated there was no warning light illuminated. Read details...
Engine loss power while pulling a loaded horse trailer around 10,000 pounds. Error message saying power has been reduced. The top speed while on a hill was abiut 15 miles an hour. Tractor traillers had to manuver around me due to the low speed on an expressway with 70 mile an hour speed limit. Read details...
I have 136,571 miles on vehicle. My speedometer has stopped working. I see that there are alot of people complaining about this problems on forums. There is a recall on some GMC vehicles, but alot of people are not meeting the requirements. . Why! I think the recall need to be expanded. Read details...
The new gm 2021 trailer lighting module and/or system is defective. It fails a pre-connection test with tester, gives "check trailer wiring" warning on dash without a trailer connected and turns off any trailer lighting connected without warning on the road, without blowing a fuse. Read details...