GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you perform the Remote Keyless Entry System Check?

--

Go to Step 2

Go to Remote Keyless Entry System Check

2

Using the door-mounted power door lock switch, verify the left front door unlock function.

Does the door unlock?

--

Go to Step 3

Go to Power Door Locks System Check in Doors

3

Is the UNLOCK function inoperative from both transmitters?

--

Go to Step 4

Go to Step 5

4

Replace the RKE module. Refer to Remote Control Door Lock Receiver Replacement .

Is the repair complete?

--

Go to Remote Keyless Entry System Check

--

5

  1. Replace the transmitter.
  2. Reprogram the transmitter. Refer to Transmitter Programming .

Is the repair complete?

--

Go to Remote Keyless Entry System Check

--