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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 223 (Accessory Power Socket) >> Diagnostic Information and Procedures >> Symptoms - Power Outlets >> Notes

Symptoms - Power Outlets: Notes

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

The following steps must be completed before using the symptom tables.

  1. Perform the Diagnostic System Check - Vehicle (without HP2) or Diagnostic System Check - Vehicle (with HP2) .
  2. Review the system operation in order to understand the system functions. Refer to Power Outlets Description and Operation .