GM Service Manual Online
For 1990-2009 cars only

Door Lock/Unlock Inoperative - Left Side Front and Rear Domestic

Step

Action

Value(s)

Yes

No

1

Has the Remote Keyless Entry System Check been performed?

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Go to Step 2

Go to Remote Keyless Entry System Check

2

  1. Disconnect the remote control door lock receiver.
  2. Connect an unpowered test lamp between the remote control door lock receiver connector cavity B for CKT 194 (WHT) ground
  3. Unlock all of the doors from any power door lock switch.

Does the test lamp light?

--

Go to Step 3

Go to Step 4

3

Replace the remote control door lock receiver. Refer to Receiver Replacement

Is the door unlock still inoperative with the transmitter on the left front and the rear?

--

--

Go to Remote Keyless Entry System Check

4

Repair the open in CKT 194 (WHT) between splice S242 and the remote control door lock receiver.

Is the door unlock still inoperative with the transmitter on the left front and the rear?

--

--

Go to Remote Keyless Entry System Check