Diagnostic Aids
WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
Possible engine or SGCM cooling system failure due to the following:
- Restricted radiator air flow.
- Restricted engine coolant flow.
- Faulty thermostat.
- Faulty engine water pump.
- Inoperative SGCM water pump.