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 liftgate window release operates from the liftgate release switch and is inoperative with the keyless entry transmitter.

1

Was the Keyless Entry System Check performed?

--

Go to Step 2

Go to Remote Keyless Entry System Check

2

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

Is battery voltage present?

--

Go to Step 3

Go to Step 5

3

Connect a DMM, set on ohms, between cavity G and the liftgate release switch cavity D.

Is there continuity?

--

Go to Step 4

Go to Step 6

4

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

Is the repair complete?

--

Go to Remote Keyless Entry System Check

--

5

Repair open in CKT 640 (ORN) between remote control door lock receiver and I/P fuse block. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Remote Keyless Entry System Check

--

6

Repair open in CKT 1576 (BLK) between remote control door lock receiver and S165. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Remote Keyless Entry System Check

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