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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 981 (Battery, Charging System & Starting System) >> Repair Instructions >> Accessory Power Receptacle Harness Replacement (5.3L Engine w/RPO HP2) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the energy storage box (ESB). Refer to Energy Storage Box (ESB) Service Disconnect/Connect (5.3L Engine w/RPO HP2) .
  2. Disconnect the accessory power receptacle electrical connector (1) at the starter/generator control module (SGCM).
    3. Fig 1: View Of SGCM Accessory Power Receptacle Electrical Connector (5.3L Engine w/RPO HP2)
    GM1257479Courtesy of GENERAL MOTORS CORP.
  3. Remove the accessory power receptacle harness clip (2) from the tray.
    4. Fig 2: View Of Accessory Power Receptacle Harness Clip (5.3L Engine w/RPO HP2)
    GM1257477Courtesy of GENERAL MOTORS CORP.
  4. Remove the accessory power receptacle to 42V electrical connector clip.
  5. Disconnect the accessory power receptacle electrical connector (1) to 42V electrical connector (2).
    6. Fig 3: View Of Accessory Power Receptacle Electrical Connector To 42V Electrical Connector (5.3L Engine w/RPO HP2)
    GM1257475Courtesy of GENERAL MOTORS CORP.
  6. Remove the accessory power receptacle harness clips from the engine harness.
    7. Fig 4: View Of Accessory Power Receptacle Harness Clips At Engine Harness (5.3L Engine w/RPO HP2)
    GM1257481Courtesy of GENERAL MOTORS CORP.
  7. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  8. Remove the accessory power receptacle harness clips from the frame front side rail.
    9. Fig 5: View Of Accessory Power Receptacle Harness Clips At Frame Front Side Rail (5.3L Engine w/RPO HP2)
    GM1257483Courtesy of GENERAL MOTORS CORP.
  9. Remove the accessory power receptacle harness clips from the frame side rail.
    10. Fig 6: View Of Accessory Power Receptacle Harness Clips At Frame Side Rail (5.3L Engine w/RPO HP2)
    GM1257484Courtesy of GENERAL MOTORS CORP.
  10. Remove the accessory power receptacle harness clips from the frame rear side rail.
  11. Remove the accessory power receptacle harness ground wire bolt (1).
    12. Fig 7: View Of Accessory Power Receptacle Harness Ground Wire Bolt (5.3L Engine w/RPO HP2)
    GM1257487Courtesy of GENERAL MOTORS CORP.
  12. Reposition the ground wire from the frame.
  13. Disconnect the accessory power receptacle harness electrical connector from the receptacle.
    14. Fig 8: View Of Accessory Power Receptacle Harness Electrical Connector At Receptacle (5.3L Engine w/RPO HP2)
    GM1257489Courtesy of GENERAL MOTORS CORP.
  14. Remove the accessory power receptacle harness from the vehicle.
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