GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

DEFINITION: Checks the driver's door power UNLOCK function of the RKE transmitters.

1

Check the power door lock function by pressing the door mounted LOCK/UNLOCK switch to the UNLOCK position.

Does power door UNLOCK function operate properly?

--

Go to Step  2

Go to Power Door Locks System Check

2

  1. Make sure that the ignition key is removed from the ignition.
  2. Press the power door UNLOCK button on the transmitter once.

Does the driver's door unlock?

--

Go to Remote Keyless Entry System Check

Go to Step  3

3

Check door unlock function with known good transmitter.

Does the driver's door unlock?

--

Go to Step  4

Go to Step  5

4

Replace the RKE transmitter. Refer to Transmitter Replacement in Keyless Entry.

Is the repair complete?

--

Go to Remote Keyless Entry System Check

--

5

  1. Disconnect the remote control door lock receiver connector. Refer to Remote Control Door Lock Receiver Replacement in Keyless Entry for access.
  2. Connect a J 36169-A between terminal 7 of the remote control door lock receiver connector and a known good ground.

Does the driver's door unlock?

--

Go to Step  7

Go to Step  6

6

Repair the open circuit condition between terminal 7 of the remote control door lock receiver connector and S201. Refer to Wiring Repairs in Wiring Systems

Is the repair complete?

--

Go to Remote Keyless Entry System Check

--

7

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

Is the repair complete?

--

Go to Remote Keyless Entry System Check

--