Diagnostic Aids
WARNING: This page is about a different car, the 2010 Pontiac G5 and 2010 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
- Observe the driver information center (DIC) messaging that would indicate the electrical system requires service.
- Inspect for loose or damaged terminals at the generator.
- Inspect for loose or worn generator drive belt.
- Use the scan tool in order to inspect all other modules for voltage related DTCs.
- Running the engine with a battery charger attached may cause DTC P0563 to set.
- Inspect the charging circuit for high resistance.
- Inspect the vehicle battery for open or sulfated cells.