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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G3500, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISENGINE MECHANICALSTARTERBATTERY, CHARGING SYSTEM AND STARTING SYSTEMREPAIR INSTRUCTIONSBATTERY REPLACEMENT (SECONDARY)INSTALLATION PROCEDURE
2008 Chevrolet Chevy Express G3500, Van Passenger Extended

Installation Procedure

2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Installation Procedure
    Fig 1: Auxiliary Battery, Battery Hold-Down Retainer Bolt And Retainer
    GM184057Courtesy of GENERAL MOTORS CORP.
  1. Install the battery into the battery tray.
    2. NOTE: Refer to Fastener Notice .
  2. Install the battery hold-down retainer and bolt.

    Tighten:  Tighten the battery hold-down retainer bolt to 25 N.m (18 lb ft).

    3. Fig 2: View Of Battery Positive & Negative Cable & Auxiliary Battery
    GM105191Courtesy of GENERAL MOTORS CORP.
  3. Connect the auxiliary battery positive and negative cables to the battery.

    Tighten:  Tighten the auxiliary battery cables to 15 N.m (11 lb ft).

  4. Lower the vehicle.
  5. Connect the battery negative cable to the battery. Refer to Battery Negative Cable Disconnection and Connection .
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.