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Home >> Cadillac >> 2020 >> XT6 Sport >> Repair and Diagnosis >> External Pages >> Different car >> Section 108 (Trailer Brake Controls) >> Diagnostic Information and Procedures >> Trailer Connection Not Recognized >> Circuit/System Description

Circuit/System Description

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The K38A Chassis Control Module-Auxiliary receives inputs from the K133 Trailer Brake Power Control Module; these inputs are used to determine trailer connection and the amount of voltage supplied to the trailer brakes.

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