GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

DEFINITION: This diagnostic procedure should only be used if the cargo door unlocks with the door lock switches and is inoperative with the keyless entry transmitter.

1

Was the Keyless Entry System Check performed?

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Go to Step 2

Go to Remote Keyless Entry System Check Remote Keyless Entry System Check

2

  1. Disconnect the remote control door lock receiver connector.
  2. Connect a J 39200 J 39200 DMM, set on volts, between cavity F and ground.

Is there battery voltage?

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Go to Step 3

Go to Step 4

3

Replace the remote control door lock receiver. Refer to Remote Control Door Lock Receiver Replacement Remote Control Door Lock Receiver Replacement (Base).

Is the repair complete?

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Go to Remote Keyless Entry System Check Remote Keyless Entry System Check

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4

Repair open in CKT 540 (ORN) between the remote control door lock receiver and S255. Refer to Wiring Repairs Wiring Repairs in Wiring Systems.

Is the repair complete?

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Go to Remote Keyless Entry System Check Remote Keyless Entry System Check

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