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HOMESERVICE MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1717 (REAR DRIVE AXLE)REPAIR INSTRUCTIONSREAR DIFFERENTIAL CLUTCH CONTROL MODULE REPLACEMENT
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2

Rear Differential Clutch Control Module Replacement

2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Rear Differential Clutch Control Module Replacement
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.
Fig 1: Identifying Rear Differential Clutch Control Module
GM1815487Courtesy of GENERAL MOTORS CORP.
Callout Component Name

Preliminary Procedures

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Remove the exhaust system. Refer to Exhaust Muffler Replacement (LAT or LE5) or Exhaust Muffler Replacement (LZ4) or Exhaust Muffler Replacement (LY7) or Exhaust Muffler Replacement (LCS) .
  3. Remove the rear differential assembly. Refer to Differential Replacement .
1 Clutch Drum Control Module Screw (Qty: 2)
CAUTION: Refer to Fastener Caution .

Tighten:  15 N.m (133 lb in)
2 Clutch Drum Control Module Connector
3 Clutch Drum Control Module
Procedure: 
Program the control module. Refer to Control Module References .
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.