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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 Replacement (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: Do not tip the battery over a 45 degree angle or acid could spill causing serious personal injury.
    Fig 1: View Of Engine Wiring Harness Auxiliary Bussed Electrical Center (BEC)
    GM1813960Courtesy of GENERAL MOTORS CORP.
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (2.2L (L61) and 3.5L (L66))  or Battery Negative Cable Disconnection and Connection (2.4L (LAT)) .
  2. Remove the engine wiring harness auxiliary bussed electrical center bussed electrical center (BEC) (1) from the wiring harness relay block bracket.
  3. Remove the engine wiring harness clip (2) from the positive battery cable bracket.
  4. Reposition the engine wiring harness auxiliary BEC (1) out of the way.
    5. Fig 2: Identifying Hybrid-Related Harness Retainers
    GM1820895Courtesy of GENERAL MOTORS CORP.
  5. Remove the 36 volt positive battery cable clip (4) from the engine control module (ECM) bracket.
    6. Fig 3: 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.
  6. Insert a flat bladed tool in front of the ECM and bracket (1), disengage the retainer, and slide the bracket forward. Reposition and secure the ECM (w/bracket) out of the way.
    7. Fig 4: Battery Hold Down Bracket And Retainers
    GM1813962Courtesy of GENERAL MOTORS CORP.
  7. Reposition the engine wiring harness at the rear of he battery in order to access the battery hold down bracket nut (4).
  8. Remove the battery hold down bracket nuts (1, 4).
  9. Remove the wiring harness relay block bracket nut (3) and bracket (2).
  10. Remove the battery hold down retainer (5).
    11. Fig 5: Positive Battery Cable
    GM1813963Courtesy of GENERAL MOTORS CORP.
  11. Disengage the two side retaining tabs on the positive battery cable cover, and open the cover.
  12. Loosen the positive battery cable terminal nut (1).
  13. Remove the positive battery cable from the battery.
  14. Remove the battery from the vehicle.
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