GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

DEFINITION: Checks the UNLOCK function of the RKE system for all doors.

1

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

Does the power door UNLOCK function operate properly?

--

Go to Step 2

Go to Power Door Locks System Check

2

  1. Remove the ignition key from the ignition.
  2. Press the power door UNLOCK button on the transmitter twice.

Do all of the doors unlock when the UNLOCK button is pressed twice?

--

Go to Remote Keyless Entry System Check

Go to Step 3

3

Test the door UNLOCK function with a known good transmitter.

Do all of the doors unlock when the UNLOCK button on the known good transmitter is pressed twice?

--

Go to Step 4

Go to Step 5

4

Replace the RKE transmitter. Refer to Transmitter Replacement .

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 for access.
  2. Connect J 36169-A to terminal 7 of the remote control door lock receiver connector.
  3. Touch the other end of J 36169-A to a known good ground twice.

Do all of the doors unlock?

--

Go to Step 6

Go to Step 7

6

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

--

7

Repair the open in the BLU/RED wire between terminal 7 of the remote control receiver and SP201. Refer to Wiring Repairs Wiring Systems.

Is the repair complete?

--

Go to Remote Keyless Entry System Check

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