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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1878 (ENGINE CONTROL SYSTEM & FUEL SYSTEM - 6.6L LMM - INTRODUCTION)REPAIR INSTRUCTIONSGLOW PLUG CONTROL MODULE REPLACEMENTINSTALLATION PROCEDURE
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6

Installation Procedure

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Installation Procedure
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2009 GMC Savana Special, 2009 GMC Savana Camper Special, 2009 GMC Savana, 2009 Chevrolet RV Cutaway, and 2009 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Identifying Glow Plug Control Module Bracket
    GM1862083Courtesy of GENERAL MOTORS CORP.
  1. Position the glow plug control module bracket (4), if required.
    2. CAUTION: Refer to Fastener Caution .
  2. Install the glow plug control module bracket bolts (3), if required. Tighten the bolts to 10 N.m (89 lb in).
  3. Position the glow plug control module (2).
  4. Install the glow plug control module bolts (1) and tighten to 10 N.m (89 lb in).
    5. Fig 2: Identifying Positive Battery Cable
    GM1862082Courtesy of GENERAL MOTORS CORP.
  5. Connect the positive battery cable (1) to the glow plug control module.
    6. Fig 3: View Of Engine Wiring Harness Electrical Connector
    GM1862080Courtesy of GENERAL MOTORS CORP.
  6. Connect the engine wiring harness electrical connector (1) to the glow plug control module.
  7. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  8. If a NEW glow plug control module was installed, program the module. Refer to Control Module References .
  9. Install the engine cover. Refer to Engine Cover Replacement .
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.