Was the Radio/Audio System Check performed?

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Go to Step 2

Refer to Radio/Audio System Check

1. Disconnect the radio connector.
2. Turn the ignition switch to the RUN position.
3. Provide enough ambient light in order to simulate daytime.
4. Connect a test lamp from CKT 1382 (PPL/WHT) at the radio connector cavity F5 to ground.

Does the test lamp light?

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Go to Step 4

Go to Step 3

1. Turn the ignition switch to the OFF position.
2. Disconnect the body control module (BCM) connector C2.
3. Connect a test lamp between the BCM connector C2 cavity A12 and the radio connector cavity F5.

Does the test lamp light?

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Go to Step 5

Go to Step 6

1. Remove the radio.
2. Repair or replace the radio as needed.

Is the repair complete?

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Refer to Radio/Audio System Check

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Diagnose the body control module (BCM). Diagnostic System Check - Body Control System

Is the repair complete?

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Refer to Radio/Audio System Check

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Locate and repair open in CKT 1382 (PPL/WHT) between the radio and the body control module (BCM).

Is the repair complete?

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Refer to Radio/Audio System Check

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