A Symptoms

IMPORTANT: Review the system operation in order to familiarize yourself with the system functions. Refer to Radio/Audio System Operation. Description and Operation

VISUAL/PHYSICAL INSPECTION
^ Inspect for aftermarket devices which could affect the operation of the radio. Refer to Checking Aftermarket Accessories At Diagnostic Aids Under Diagrams. Diagnostic Aids
^ Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.

INTERMITTENT
Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to Testing for Intermittent and Poor Connections At Diagnostic Aids Under Diagrams. Diagnostic Aids