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Home >> Buick >> 2009 >> Allure Super >> Repair and Diagnosis >> Electrical >> Charging Systems >> Battery, Charging System And Starting System >> Repair Instructions >> Battery Positive and Negative Cable Replacement (LS4) >> Removal Procedure

Removal Procedure

NOTE: When replacing battery cables be sure to use replacement cables that are the same type, gage, and length.
    Fig 1: Identifying Negative Battery Cable Terminal & Battery
    GM1616995Courtesy of GENERAL MOTORS CORP.
  1. Disconnect the negative battery cable (3). Refer to Battery Negative Cable Disconnection and Connection (LS4) .
  2. Open the positive battery cable terminal lead cover (1).
  3. Loosen the positive battery cable terminal lead nut
  4. Remove the positive battery cable terminal from the battery.
  5. Disconnect the instrument panel (I/P) harness electrical connector (2) from the battery current sensor.
    6. Fig 2: View Of Battery Cable Connector & I/P Harness Electrical Connector
    GM1616999Courtesy of GENERAL MOTORS CORP.
  6. Disconnect the battery cable connector from the I/P harness electrical connector.
    7. Fig 3: View Of Bussed Electrical Center
    GM1552769Courtesy of GENERAL MOTORS CORP.
  7. Remove the bussed electrical center (BEC) cover.
  8. Remove the positive battery cable junction block lead nut (1).
  9. Remove the positive battery cable terminal (2) from the BEC.
    10. Fig 4: View Of Ground Wire Bolt & Battery Cable Harness Retaining Clips
    GM1617687Courtesy of GENERAL MOTORS CORP.
  10. Remove the ground wire bolt (1) and reposition the wire (5) from the top rail.
  11. Remove the battery cable harness retaining clips (2, 3, and 4) from the front rail and fan shroud.
  12. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
    13. Fig 5: Battery Cable Retainers
    GM1552771Courtesy of GENERAL MOTORS CORP.
  13. Remove the battery cable harness retainers from the engine cradle.
    14. Fig 6: View Of Battery Current Sensor, Bat Terminal Nut, Battery Cable Boot & Cable Clip
    GM1617700Courtesy of GENERAL MOTORS CORP.
  14. Remove the transaxle stud nut (8).
  15. Remove the battery cable ground (7) from the transaxle stud.
  16. Reposition the positive battery cable boot (4) at the starter solenoid.
  17. Remove the starter solenoid BAT terminal nut (3) from the starter.
  18. Remove the positive battery cable (2) from the starter motor.
  19. Remove the positive battery cable clip (5) from the transmission stud.
  20. Lower the vehicle.
  21. Remove the positive and negative battery cable from the vehicle.
    22. Fig 7: Identifying Battery Current Sensor & Battery Cable
    GM1617007Courtesy of GENERAL MOTORS CORP.
  22. If replacing the positive and negative battery cable, perform the following:
    1. Cut the tie straps and electrical tape attaching the battery current sensor to the battery cable.
    2. Squeeze the battery cable branches together.
      3. NOTE: Note the position of the battery current sensor prior to removal.
    3. Slide the battery current sensor (1) off of the battery cable.
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