GM Service Manual Online
For 1990-2009 cars only

Begin the system diagnosis by reviewing the Seat Belt System Description and Operation. Reviewing the description and operation information will help you determine the correct symptom diagnostic procedure when a malfunction exists and will also help you determine if the condition described by the customer is normal operation.

Refer to Symptoms - Seat Belts. In order to identify the correct procedure for diagnosing the system and where the procedure is located.