GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

Schematic Reference: Retained Accessory Power (RAP) Schematics

Connector End View Reference: Master Electrical Component List in Wiring Systems

1

Did you perform the Diagnostic System Check - Retained Accessory Power (RAP)?

Go to Step 2

Go to Diagnostic System Check - Retained Accessory Power

2

  1. Turn the ignition switch to the LOCK position.
  2. Disconnect the RAP relay.
  3. Open the driver door.
  4. Inspect the power windows, radio and the sunroof for correct operation.

Do the sunroof and the power windows operate?

Go to Step 3

Go to Step 4

3

Repair the short to battery in the power windows, radio and sunroof feed circuit. Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

Go to Step 7

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4

Using a test lamp connected to a good ground, probe the RAP relay control circuit.

Does the test lamp illuminate?

Go to Step 6

Go to Step 5

5

Replace the RAP relay.

Did you complete the replacement?

Go to Step 7

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6

Important: Perform the set up procedure for the new body control module. Refer to Body Control Module (BCM) Programming/RPO Configuration in Body Control System.

Replace the body control module. Refer to Body Control Module Replacement in Body Control System.

Did you complete the replacement?

Go to Step 7

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7

Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 2