Silverado Trailer Brake System Warning - Last year we were on our way to the camp site when we got the service. Photo by k neville via istock. A travel trailer braking system typically includes the brakes on the individual tires and a brake control unit that delivers power to the trailer brakes. Mike, there are 3 common issues. First the dash slider for the manual apply of the brakes. The contacts inside can fail and cause an open circuit setting a code. Second, dirt and moisture in. The “service trailer brake system” warning in your chevy silverado is a signal from your vehicle’s onboard diagnostics system that there’s a problem with the trailer brake. When scanning the truck for dtc's, a c1115, c1116, c1117 and/or c1118 will be set in the chassis control module. In most cases, the chassis control module is not the root cause of. To properly diagnose the chevrolet silverado service trailer brake system warning, follow these steps: Start by checking the wiring connections between your truck and trailer. Easy to do yourself and the part is around $40 from what i remember. I've been fighting this on my 2025 1500 for 2 years. Dealer says they can't replicate the problem. Yet, at start up i get on the d. i. c. Service trailer brake system warning. The “service trailer brake system” warning on your silverado is a signal from the vehicle’s onboard diagnostics that there is a problem with the trailer brake system. I'm having the same issues on my 2025 silverado 1500. The service trailer brake system comes up on the dic and goes away, and comes on, then goes away. Several factors can trigger the “service trailer brake system” warning in your 2025 chevy silverado: The brake controller manages the braking. At 19,000 miles i got three warning lights (brake system failure would not let me go over 42 mph, service esc, trailer brakes disabled). I took it to the dealership. When you see the ‘service trailer brake system’ message on your dashboard, it means there is a problem with the electrical wiring of the system or module that prevents electricity from flowing. Every now and then when i start my truck (2025 silverado ltz z71 l83 and 8l90) i get these notices that say “service trailer brake system” “service stabilitrak” and the abs. The most likely cause of.
Last year we were on our way to the camp site when we got the service. Photo by k neville via istock. A travel trailer braking system typically includes the brakes on the individual tires and a brake control unit that delivers power to the trailer brakes. Mike, there are 3 common issues. First the dash slider for the manual apply of the brakes. The contacts inside can fail and cause an open circuit setting a code. Second, dirt and moisture in. The “service trailer brake system” warning in your chevy silverado is a signal from your vehicle’s onboard diagnostics system that there’s a problem with the trailer brake. When scanning the truck for dtc's, a c1115, c1116, c1117 and/or c1118 will be set in the chassis control module. In most cases, the chassis control module is not the root cause of. To properly diagnose the chevrolet silverado service trailer brake system warning, follow these steps: Start by checking the wiring connections between your truck and trailer.