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HOMESERVICE MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1659 (BATTERY, CHARGING SYSTEM AND STARTING SYSTEM)REPAIR INSTRUCTIONSBATTERY REPLACEMENTREMOVAL 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 2009 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. Fig 1: Engine Control Module
    GM2026256Courtesy of GENERAL MOTORS CORP.
  2. Depress the tab (1) retaining the engine control Module (2).
  3. Slide the engine control module (2) in order to disengage the engine control module bracket from the battery upper cover (3).
  4. Position the engine control module assembly (2) to the side. Do not disconnect the wiring harness.
    5. Fig 2: Battery Upper And Lower Cover
    GM2026257Courtesy of GENERAL MOTORS CORP.
  5. Release the two tabs (2).
  6. Remove the battery upper (1) cover from the battery lower cover (3).
    7. Fig 3: Positive Battery Cable Retaining Nut
    GM2026268Courtesy of GENERAL MOTORS CORP.
  7. Loosen the positive battery cable retaining nut (2).
  8. Remove the positive battery cable from the battery (1).
    9. Fig 4: Battery Retaining Bolt And Retainer Block
    GM2026270Courtesy of GENERAL MOTORS CORP.
  9. Remove the battery retaining bolt (2) and retainer block (3).
  10. Remove the battery (1) from the vehicle.
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.