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 door unlock function.

Do the power door locks unlock?

--

Go to Step 3

Go to Power Door Locks System Check

3

Is the unlock function inoperative from both transmitters?

--

Go to Step 4

Go to Step 5

4

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

Is the repair complete?

--

Go to Step 6

--

5

Replace the transmitter. Refer to Transmitter Programming

Is the repair complete?

--

Go to Step 6

--

6

  1. Ensure that any components removed during diagnosis are installed.
  2. Ensure that all of the connectors are connected.

Is the repair complete?

--

Go to Remote Keyless Entry System Check

--