GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Was the Remote Keyless Entry System Check performed?

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Go to Step 2

Go to Remote Keyless Entry System Check

2

  1. Turn the ignition switch to OFF.
  2. Disconnect the remote function actuator (RFA) module connector.
  3. Measure the voltage between the RFA module connector terminal A16 and ground.

Is the voltage within the specified range?

10-15V

Go to Step 4

Go to Step 3

3

Repair the open or short to ground in CKT 2040 (ORN).

Did you complete the repair?

--

Go to Step 9

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4

Measure the voltage between the RFA module connector terminal A15 and ground.

Is the voltage within the specified range?

10-15V

Go to Step 6

Go to Step 5

5

Repair the open or short to ground in CKT 39 (PNK).

Did you complete the repair?

--

Go to Step 9

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6

Measure the voltage between the RFA module connector terminals A16 and B16.

Is the voltage within the specified range?

10-15V

Go to Step 8

Go to Step 7

7

Repair the open in CKT 650 (BLK).

Did you complete the repair?

--

Go to Step 9

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8

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

Did you complete the repair?

--

Go to Step 9

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9

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

Did you complete the repair?

--

Go to Remote Keyless Entry System Check

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