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Home >> GMC >> 2003 >> Jimmy 2D Utility, Part Time, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics - 4.3L >> Diagnostic Tests >> DTC P0351: Ignition Control Circuit >> Test Description

Test Description

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

  1. 2 -  This step determines if the DTC is an intermittent.
  2. 3 -  This step checks if the IC timing signal from the PCM is available at the ICM.