FixVault

DTC Descriptor

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
DTC C1115 08

Manual Trailer Brake Apply Request Switch Signal Invalid-Manual Apply Switch Stuck Closed

DTC C1115 5A

Manual Trailer Brake Apply Request Switch Signal Plausibility Failure