Initial Inspection and Diagnostic Overview

1. Verify the customer's concern by operating the engine to duplicate the condition.
2. Inspect to determine if any of the following mechanical concerns apply:

Mechanical
- Drive belt noise or squeal
- Pulley misalignment or excessive pulley runout

3. Inspect for drive belt cracking/chunking/wear.
4. If the concerns remain after the inspection, determine the symptoms and go to the Symptom Chart. Symptom Related Diagnostic Procedures