Schematic Reference: Radio/Audio System Schematics

Did you perform the Diagnostic System Check - Vehicle?

Go to Step 2

Go to Diagnostic System Check - Vehicle in Vehicle DTC Information

1. Turn ON the ignition, with the engine OFF.
2. Turn ON the radio.

Does the radio operate normally?

Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems

Go to Step 3

1. Program the radio. Refer to Service Programming System (SPS) in Programming and Setup.
2. Turn OFF the ignition.
3. Turn ON the ignition, with the engine OFF.
4. Turn ON the radio.

Does the radio display Locked?

Go to Step 4

Go to Step 5

Replace the radio. Refer to Control Module References in Computer/Integrating Systems for replacement, setup, and programming.

Did you complete the replacement?

Go to Step 5

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Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 2