Diagnostic Aids

WARNING: This page is about a different car, the 2007 Pontiac G5 Pursuit, 2007 Pontiac G5, and 2007 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.

Inspect for the following conditions:

Loose or damaged terminals at the generator
Loose or worn generator drive belt
Inspect the connectors at the TCM, the transmission, and all other circuit connecting points for an intermittent condition. Refer to Testing for Intermittent Conditions and Poor Connections .
Inspect the circuit wiring for an intermittent condition. Refer to Testing for Electrical Intermittents .