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Home >> GMC >> 2019 >> Sierra 2500 HD Base, 2D Pickup, Gas/Ethanol >> Repair and Diagnosis >> External Pages >> Different car >> Section 2933 (Hybrid/EV Control System) >> Diagnostic Information and Procedures >> DTC P0601-P0604, P0606, P061B, or P062F: Control Module/Memory (Hybrid/EV Powertrain Control Module 1) >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2017 GMC Sierra 1500 and 2017 Chevrolet Silverado 1500. However, it is still accessible from the selected car via links, so may be relevant.
  1. Verify DTC P0562 is not set.
    • If the DTC does not set  
  2. Verify P0601-P0604, P0606, P061B, or P062F is not set.
    • If any of the DTCs are set 
    1. Program the control module: K59 Starter/Generator Control Module.
    2. Verify the DTC does not set.
      • If the DTC sets - Replace the component: K59 Starter/Generator Control Module.
      • If the DTC does not set
    3. All OK.
    • If none of the DTCs are set 
  3. All OK.