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 MANUALSCHEVROLET2001CHEVY EXPRESS G3500, VAN PASSENGER EXTENDED, 6.5 FREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 297 (CHARGING SYSTEM)SYSTEM TESTSTEST B: CHARGE INDICATOR LIGHT ALWAYS ON
2001 Chevrolet Chevy Express G3500, Van Passenger Extended, 6.5 F
Test B: Charge Indicator Light Always On
2001 Chevrolet Chevy Express G3500, Van Passenger Extended, 6.5 FSECTION Test B: Charge Indicator Light Always On
WARNING: This page is about a different car, the 2003 Pontiac Aztek and 2003 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
- If engine electrical diagnostic system check was performed, go to next step. If engine electrical diagnostic system check was not performed, go to ENGINE ELECTRICAL DIAGNOSTIC SYSTEM CHECK under ON-VEHICLE TESTING.
- Start engine. If battery charge indicator light remains illuminated after 5 second bulb check, go to next step. If battery charge indicator light does not remain illuminated after 5 second bulb check, problem may be intermittent. Check wiring and connections, and see PRELIMINARY INSPECTION under TROUBLE SHOOTING.
- Connect scan tool to Data Link Connector (DLC). Using scan tool, observe ignition 0 parameter from PCM data list. If voltage measures 10-15 volts, go to next step. If voltage does not measure 10-15 volts, go to TEST A: CHARGING SYSTEM TEST .
- Replace instrument panel cluster. See ANALOG INSTRUMENT PANELS article in ACCESSORIES & EQUIPMENT. After repairs are made, go to next step.
- Operate system to verify repair. If problem was found and corrected, system is okay. If problem was not found and corrected, go to step 2 .
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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.