Circuit/System Verification
WARNING: This page is about a different car, the 2008 Pontiac G5 and 2008 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
- Verify that DTC C1100 is not set.
- If DTC is set, refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- Verify that a vacuum leak is not present, refer to Brake Assist System Diagnosis .