1. Turn the ignition switch to RUN.
2. Connect the scan tool.
3. Select the instrument cluster Inputs Menu.
4. Turn the headlight high beams on.
5. View the scan tool input for the high beams indicator input.

Is the scan tool input on?

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Go to Step 2

Go to Step 3

Replace the instrument cluster.

Is the repair complete?

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Go to Diagnostic System Check - Instrument Cluster

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Test CKT 629 for an open or short to ground.

Does an open or short to ground exist in CKT 629?

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Go to Step 4

Go to Headlight System Check in Lighting Systems

Repair the open or the short in CKT 629.

Is the repair complete?

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Go to Diagnostic System Check - Instrument Cluster

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