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Home >> GMC >> 2002 >> Jimmy 2D Utility, Part Time, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls Self-Diagnostics - 4.3L >> Diagnostic Tests >> DTC P0719: Brake Switch Circuit - Low Input >> Test Description

Test Description

The numbers below refer to the step numbers in the diagnostic procedures.

  1. 3

    This step isolates the brake switch as a source for setting the DTC.