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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1812 (Battery, Charging System And Starting System) >> Repair Instructions >> Battery Negative Cable Disconnection and Connection (2.4L (LAT)) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: Refer to Battery Disconnect Caution .
    Fig 1: Identifying Hybrid-Related Harness Retainers
    GM1820895Courtesy of GENERAL MOTORS CORP.
  1. Turn on the radio and record all of the customer's radio station presets.
  2. Ensure that all lamps and accessories are turned off.
  3. Ensure that the ignition switch is in the OFF position, and remove the ignition key.
  4. Open the hood.
  5. Remove the generator battery control module cover. Refer to Generator Battery Control Module Cover Replacement .
  6. Remove the 36 volt positive battery cable clip (4) from the engine control module (ECM) bracket.
    7. Fig 2: Identifying ECM Bracket And ECM
    GM1813961Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: It is not necessary to disconnect the engine wiring harness and the body wiring harness electrical connectors from the ECM prior to repositioning. It is also not necessary to remove the ECM from the bracket prior to repositioning.
  7. Insert a flat bladed tool in front of the ECM and bracket, disengage the retainer and slide the bracket forward. Reposition and secure the ECM (w/bracket) out of the way.
    8. Fig 3: Locating Negative Battery Cable
    GM1813244Courtesy of GENERAL MOTORS CORP.
  8. Disengage the two side retaining tabs on the negative battery cable cover, and open the cover.
  9. Loosen the negative battery cable terminal nut (1).
  10. Remove the negative battery cable (2) from the battery.
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