GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

Important: 

  1. Inspect that the keyless entry transmitter is the correct model for the vehicle remote system. A wrong model transmitter may pass this test, but will not activate the vehicle remote system.
  2. Inspect that the transmitter is synchronized with the vehicle. Refer to Transmitter Synchronization .

1

Did you perform the keyless entry diagnostic system check?

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Go to Step 2

Go to Diagnostic System Check - Remote Keyless Entry

2

  1. Turn ON the J 43241 .
  2. Place the transmitter on the J 43241 test pad.
  3. Press each button of the transmitter one at a time.

Does a tone sound and the green light illuminate on the J 43241 after each button is pressed?

--

Transmitter OK

Go to Step 3

3

Do any of the buttons on the transmitter sound the tone and illuminate the green light when pressed?

--

Go to Step 6

Go to Step 4

4

Replace the transmitter battery. Refer to Transmitter Battery Replacement .

Did you complete the replacement?

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Go to Step 5

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5

  1. Turn ON the J 43241 .
  2. Place the transmitter on the J 43241 test pad.
  3. Press each button of the transmitter one at a time.

Does a tone sound and the green light illuminate on the J 43241 after each button is pressed?

--

Go to Step 7

Go to Step 6

6

Replace the transmitter. Refer to Transmitter Programming .

Did you complete the replacement?

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Go to Step 8

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7

Operate the transmitter within the range of the vehicle.

Do the vehicle functions operate normally?

--

Transmitter OK

Go to Step 8

8

Perform the Synchronization Procedure. Refer to Transmitter Synchronization .

Did you complete the synchronization?

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Transmitter OK

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