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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 >> Battery Relay Replacement - Auxiliary >> 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.
CAUTION: Refer to Battery Disconnect Caution in Cautions and Notices.
  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. Fig 1: View Of Auxiliary Positive Battery Cable, Relay Nut & Boot
    GM847264Courtesy of GENERAL MOTORS CORP.
  4. Remove the auxiliary battery positive cable from the auxiliary battery relay.
  5. Reposition the boot to expose the stud.
  6. Remove the auxiliary battery positive cable nut.
    7. Fig 2: View Of Auxiliary Positive Battery Cable Nut
    GM662684Courtesy of GENERAL MOTORS CORP.
  7. Remove the auxiliary battery positive cable from the auxiliary battery relay.
  8. Disconnect the auxiliary battery relay electrical connector (1).
    9. Fig 3: View Of Auxiliary Battery Relay, MAF, IAT & Coolant Level Sensor Electrical Connectors
    GM674702Courtesy of GENERAL MOTORS CORP.
  9. Remove the auxiliary battery relay nuts.
  10. Remove the auxiliary battery relay.
    11. Fig 4: View Of Auxiliary Battery Relay & Bolts
    GM663473Courtesy of GENERAL MOTORS CORP.
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