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 MANUALSCHEVROLET2012CHEVY EXPRESS G2500, VAN PASSENGER, 4.8L ENG VIN AREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1482 (HYBRID ENERGY STORAGE SYSTEM - 2.4L (HP7))REPAIR INSTRUCTIONSGENERATOR BATTERY FUSE REPLACEMENTREMOVAL PROCEDURE
2012 Chevrolet Chevy Express G2500, Van Passenger, 4.8L Eng VIN A
Removal Procedure
2012 Chevrolet Chevy Express G2500, Van Passenger, 4.8L Eng VIN ASECTION Removal Procedure
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.
WARNING:
To help avoid personal injury, be careful when working in the vicinity of the generator battery disconnect control module. Internal components will still be live, 36V potential, even when the cover has been opened or removed.
- Disconnect the hybrid battery. Refer to Hybrid Battery Service Disconnect/Connect .
- Remove the plastic nut (1) from the 36-volt negative battery cable lead.
- Remove the 36-volt negative battery cable lead from the generator battery.
- Remove the generator battery fuse (1) from the negative battery stud.
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.