| • | Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure. | 
| • | Review Strategy Based Diagnosis for an overview of the diagnostic approach. | 
| • | Diagnostic Procedure Instructions provides an overview of each diagnostic category. | 
Radio/Navigation System Schematics
Entertainment/Communication Connector End Views
Radio/Audio System Description and Operation
J 39916-A CD and Cassette Diagnostic Audio Kit.
| ⇒ | If any speaker is not producing sound or the sound produced is distorted, refer to Speakers Inoperative - One or More. | 
| ⇒ | If the radio displays CLN or CLEAN, replace the radio. | 
Perform the Diagnostic Repair Verification after completing the diagnostic procedure.
Control Module References for Radio replacement, setup, and programming