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

  1. Reprogram all transmitters. Refer to Transmitter Programming .
  2. Perform the LOCK feature again.

Does the LOCK function work on all of the doors after performing the transmitter programming procedure?

--

Go to Remote Keyless Entry System Check

Go to Step 3

3

  1. Turn the ignition switch to the LOCK position.
  2. Disconnect the Remote Control Door Lock Receiver (RCDLR) connector.
  3. Disconnect the door lock relay connector.
  4. Measure the resistance between the RCDLR harness connector terminal R and door lock relay harness connector terminal A using a J 39200 digital multimeter (DMM).

Is the resistance less than the specified value?

2ohms

Go to Step 4

Go to Step 5

4

  1. Reconnect the door lock relay.
  2. Momentarily connect between B+ and the RCDLR harness connector terminal R using a 10A fused jumper.

Do all of the doors lock?

--

Go to Step 6

Go to Step 7

5

Repair the following conditions in CKT 195:

    • A poor connection
    • An open

Has the repair been made?

--

Go to Step 8

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6

  1. Inspect the RCDLR connector for poor terminal contact.
  2. Replace the RCDLR if the connector is OK. Refer to Receiver Replacement .

Has the repair been made?

--

Go to Step 8

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7

  1. Use a test light to probe between the door lock relay terminal B and the ground.
  2. Press either door lock switch to the lock position.

Does the test light illuminate?

--

Go to Step 9

Go to Step 10

8

  1. Ensure that the ignition switch is in the LOCK position.
  2. Reconnect any connectors that have been previously disconnected.
  3. Install any components that have been previously removed.

Have all the repairs been made?

--

Go to Remote Keyless Entry System Check

--

9

Repair the poor connection or an open in circuit 295 between the door lock relay terminal B and S315.

Has the repair been made?

--

Go to Step 8

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10

  1. Inspect the door lock relay connector for poor terminal contact.
  2. Replace the door lock relay if the connector is OK.

Has the repair been made?

--

Go to Step 8

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