Circuit/System Verification
WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Engine ON, measure and record the battery voltage with a DMM. The battery voltage should be between 12.5-14.5 volts.
- If the voltage is not within the specified value, or the charge indicator light is ON, refer to Charging System Test .