LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Cadillac >> 2017 >> Escalade Base, 4WD >> Repair and Diagnosis >> Body & Frame >> Towing Systems >> Trailer Brake Control System >> Description and Operation >> Trailer Brake Controls Description and Operation >> Trailer Brake Power Control Module
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Trailer Brake Power Control Module

The K133 Trailer Brake Power Control Module (TBPM) is a solid state power switching module that supplies power to the trailer brakes at the input command duty cycle. Diagnostic messages are sent from the TBPM to the CCM on a dedicated LIN bus.