Schematic Reference: Exterior Lights Schematics

Connector End View Reference: Master Electrical Component List

Did you perform the Diagnostic System Check - Vehicle?

Go to Step 2

Go to Diagnostic System Check - Vehicle

1. Turn the ignition to the ON position.
2. Depress the brake pedal.
3. Place the gear selector lever to the REVERSE position.

Do both backup lamps illuminate?

Go to Testing for Intermittent Conditions and Poor Connections

Go to Step 3

1. Remove the inoperative backup lamp bulb. Refer to Backup Lamp Bulb Replacement .
2. Inspect the bulb filament.

Is the bulb OK?

Go to Step 4

Go to Step 6

Test the power and ground circuits of the inoperative backup lamp for a high resistance or an open.

Did you find and correct the concern?

Go to Step 8

Go to Step 5

Inspect for poor connections at the harness connector of the body control module (BCM). Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs .

Did you find and correct the condition?

Go to Step 8

Go to Step 7

Replace the inoperative backup lamp bulb. Refer to Backup Lamp Bulb Replacement .

Did you complete the replacement?

Go to Step 8

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Replace the BCM. Refer to Control Module References for replacement, setup, and programming.

Did you complete the replacement?

Go to Step 8

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Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 2