GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you perform Diagnostic System Check - Remote Keyless Entry ?

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Go to Step 2

Go to Diagnostic System Check - Remote Keyless Entry

2

Check the power door unlock function by using the door-mounted power door lock switch.

Do the power door locks operate properly?

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Go to Step 3

Go to Diagnostic System Check - Power Door Systems

3

Is the LF door lock function inoperative from both transmitters?

--

Go to Step 5

Go to Step 4

4

Replace the RKE module. Refer to RFA Module Replacement .

Is the repair complete?

--

Go to Diagnostic System Check - Remote Keyless Entry

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5

Replace the keyless entry transmitter. Refer to Transmitter Replacement .

Is the repair complete?

--

Go to Diagnostic System Check - Remote Keyless Entry

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