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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 359 (Transfer Case - Mp 3010-NP0) >> Diagnostic Information and Procedures >> DTC C0569 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2011 GMC Yukon XL, 2011 GMC Yukon, 2011 Chevrolet Tahoe, 2011 Chevrolet Suburban, and 2011 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
  1. Key ON, engine ON. Let engine run for at least 1 minute.
  2. Key OFF for at least 30 seconds to allow for the complete shutdown of the TCCM.
  3. Key ON, engine OFF.
  4. Verify that DTC C0387 is not set.
    • If DTC C0387 is set, diagnose it first.
  5. Verify that DTC C0569 is not set.
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