GM Service Manual Online
For 1990-2009 cars only

Important: Review the system operation in order to familiarize yourself with the system functions. Refer to Drive Belt System Description .

Visual/Physical Inspection

    â€¢ Inspect for aftermarket devices which could affect the operation of the drive belts.
    â€¢ Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.
    â€¢ Inspect the drive belt for excessive wear, shredding, or missing sections.
    â€¢ Inspect the drive belt for contamination of excessive dirt, oil, coolant or other substances that may affect the drive belt operation.

Intermittent

    â€¢ Drive belt symptoms may be from intermittent failure of an accessory drive component.
    â€¢  Drive belt symptoms may occur from changes in load of the accessory drive components.
    â€¢ Ambient temperatures, moisture, or engine operating temperature can affect the drive belt operation.

Symptom List

Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:

    â€¢  Drive Belt Chirping Diagnosis
    â€¢  Drive Belt Squeal Diagnosis
    â€¢  Drive Belt Whine Diagnosis
    â€¢  Drive Belt Rumbling Diagnosis
    â€¢  Drive Belt Vibration Diagnosis
    â€¢  Drive Belt Falls Off Diagnosis
    â€¢  Drive Belt Excessive Wear Diagnosis