GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Was the Power Door Locks System Check performed?

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Go to Step 2

Go to Power Door Locks System Check in Doors

2

  1. Program a known good keyless transmitter. Refer to Transmitter Programming .
  2. Press the following buttons (one at a time) on the keyless entry transmitter in order to test the keyless entry system:
  3. • The LOCK button
    • The UNLOCK button

Do the LOCK and UNLOCK functions of the keyless entry system work for the LF door?

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Go to Step 4

Go to Step 3

3

Replace the RCDLR. Refer to Receiver Replacement

Is the repair complete?

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System OK

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4

  1. Replace the inoperative remote keyless entry transmitter.
  2. Reprogram all of the remote keyless entry transmitters. Refer to Transmitter Programming .

Is the repair complete?

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System OK

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