Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 682 (BATTERY, CHARGING SYSTEM AND STARTING SYSTEM - INTRODUCTION)REPAIR INSTRUCTIONSGENERATOR BATTERY CONTROL MODULE REPLACEMENTINSTALLATION PROCEDURE
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2
Installation Procedure
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Installation 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.
- Slide the NEW generator battery control module up onto the negative battery cable.
- Using NEW tie straps and electrical tape, attach the generator battery control module to the negative battery cable.
- Install the negative battery cable. Refer to Battery Negative Cable Replacement (4.3L Engine) .
- Connect the engine harness electrical connector to the generator battery control module.
- Program the generator battery control module. Refer to Control Module References .
IMPORTANT:
Prior to installation, ensure that the orientation of the generator battery control module (once completely installed on the negative battery cable) will be such that the module's connector will be closest to the battery's negative terminal as shown in the above graphic. The orientation of the module on the negative battery cable is critical to the proper functionality of the module once installed in the vehicle.
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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.