Silverado Service Trailer Brake System

Silverado Service Trailer Brake System

When your Silverado with trailer is equipped with the Service Brake System warning message on its dashboard, this indicates a malfunction with its ITBC (integrated trailer brake controller) – typically due to module malfunction or wiring problems preventing electricity from flowing freely. Unfortunately, fixing this problem should be straightforward. All it requires are some basic tools, like a flathead screwdriver …

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Service Trailer Brake System Warning Light on 2018 GMC Sierra

Service Trailer Brake System Warning Light on 2018 GMC Sierra

GMC Sierras equipped with factory integrated trailer brake control (ITBC) may display the message “Service Trailer Brake System” on their driver information center (DIC), due to various reasons including an improperly functioning ITBC or wiring problems. This error message may display in response to various events including malfunctioning components within ITBC system or wiring issues that need attention. Driving with …

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