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HOMESERVICE MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 810 (BATTERY, CHARGING SYSTEM AND STARTING SYSTEM)REPAIR INSTRUCTIONSBATTERY NEGATIVE CABLE REPLACEMENT (3.5L (L66))REMOVAL PROCEDURE
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2

Removal Procedure

2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION 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.
  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. Fig 1: View Of Negative Battery Cable (L66)
    GM1228616Courtesy of GENERAL MOTORS CORP.
  2. Remove the battery tray. Refer to Battery Tray Replacement (2.2L (L61))  or Battery Tray Replacement (2.4L (LAT))  or Battery Tray Replacement (3.5L (L66)) .
  3. Remove the negative battery cable nut from the right frame rail.
    4. Fig 2: View Of Negative Battery Cable To The Transmission Bracket
    GM1228615Courtesy of GENERAL MOTORS CORP.
  4. Disconnect the negative battery cable from the transmission bracket (3).
  5. Disconnect the negative battery cable from the retainers.
  6. Remove the negative battery cable.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.