1

Did you perform the Radio/Audio System Diagnostic System Check?

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Go to Step 2

Go to Diagnostic System Check - Radio/Audio System in Entertainment

1. Turn OFF the ignition.
2. Set the headlamp switch to OFF.
3. Disconnect the data link class 2 circuit from the dash integration module (DIM).
4. Turn ON the Ignition, with the engine OFF.
5. Turn ON the headlamp switch

Did the headlamp warning chime turn off?

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Go to Step 3

Go to Step 4

Replace the dash integration module (DIM). Refer to Dash Integration Module Replacement in Body Control System.

Did you complete the replacement?

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Go to Step 5

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Replace the radio. Refer to Radio Replacement in Entertainment.

Did you complete the replacement?

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Go to Step 5

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Operate the system in order to verify the repair.

Did you correct the condition?

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System OK

Go to Step 2