Operation CHARM: Car repair manuals for everyone.

Initial Inspection and Diagnostic Overview

1. Verify the customer's concern by operating the engine cooling system to duplicate the condition.





2. Inspect to determine if one of the mechanical or electrical concerns apply.
3. If inspection reveals obvious concern(s) that can be readily identified, service as required.
4. If the concerns remain after the inspection determine the conditions and go to the Symptom Chart. Symptom Related Diagnostic Procedures