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Home >> Chevrolet >> 2016 >> Silverado 1500 SSV, 4WD, Part Time T/Case Control, Gas >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Hybrid/EV Control System) >> Diagnostic Information and Procedures >> DTC P15F1: Axle Torque Request Signal Message Counter >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different variant/trim than selected.
  1. Verify that no other DTCs are set except for DTC P15F1.
    • If only DTC P15F1 is set 
  2. Replace the K20 Engine Control Module.
  3. Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.
  4. Verify the DTC does not set.
    • If the DTC sets 

      Replace the K50 Starter/Generator Control Module.

    • If the DTC does not set 
  5. All OK.
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