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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1621 (Battery) >> Repair Instructions >> Battery Relay Replacement - Auxiliary >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: Refer to BATTERY DISCONNECT CAUTION .
  1. Disconnect the auxiliary battery negative cable. Refer to Battery Negative Cable Disconnect/Connect Procedure (Single Battery)  or Battery Negative Cable Disconnect/Connect Procedure (Auxiliary Battery) .
  2. Reposition the boot (3) to expose the stud.
  3. Remove the auxiliary battery positive cable nut (2).
  4. Remove the auxiliary battery positive cable from the auxiliary battery relay.
    Fig 1: Remove Auxiliary Battery Positive Cable & Nut
    G02109460Courtesy of GENERAL MOTORS CORP.
  5. Reposition the boot to expose the stud.
  6. Remove the auxiliary battery positive cable nut.
  7. Remove the auxiliary battery positive cable from the auxiliary battery relay.
    Fig 2: Remove Auxiliary Battery Positive Cable Nut
    G02109461Courtesy of GENERAL MOTORS CORP.
  8. Disconnect the auxiliary battery relay electrical connector (1).
    Fig 3: Disconnect Auxiliary Battery Relay Electrical Connector
    G02109462Courtesy of GENERAL MOTORS CORP.
  9. Remove the auxiliary battery relay nuts.
  10. Remove the auxiliary battery relay.
    Fig 4: Remove Auxiliary Battery Relay & Nuts
    G02109463Courtesy of GENERAL MOTORS CORP.
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