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HOMESERVICE MANUALSCHEVROLET2006SUBURBAN C1500, 5.3 ZREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 676 (ENGINE CONTROLS - 6.6L - INTRODUCTION (2 OF 2))REPAIR INSTRUCTIONSGLOW PLUG CONTROL MODULE REPLACEMENTREMOVAL PROCEDURE
2006 Chevrolet Suburban C1500, 5.3 Z

Removal Procedure

2006 Chevrolet Suburban C1500, 5.3 ZSECTION Removal Procedure
WARNING: This page is about a different car, the 2006 GMC Sierra, 2006 GMC Cab & Chassis Sierra, 2006 Chevrolet Silverado, and 2006 Chevrolet Cab & Chassis Silverado. 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 Disconnect/Connect Procedure (Single Battery) or Battery Negative Cable Disconnect/Connect Procedure (Auxiliary Battery) .
  2. Disconnect the glow plug control module electrical connectors (1, 2).
    Fig 1: Disconnecting Glow Plug Control Module Electrical Connectors
    GM1653265Courtesy of GENERAL MOTORS CORP.
    3. Fig 2: Removing Glow Plug Module Bolts
    GM1602069Courtesy of GENERAL MOTORS CORP.
  3. Remove the glow plug control module bolts.
  4. Remove the glow plug control module.
  5. Remove the glow plug control module bracket bolts, if required.
  6. Remove the glow plug control module bracket, if required.
    Fig 3: Removing Glow Plug Control Module Bracket
    GM1612208Courtesy of GENERAL MOTORS CORP.
RENDER: 1.0x

NO RELATED

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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.