1998 Trans AM HELP!

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Old Apr 26, 2006 | 01:01 PM
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ViperBlueCobra's Avatar
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Default 1998 Trans AM HELP!

My sister's car's battery went dead. Now the radio doesn't work. The gm service department wants us to bring it in so they can do some code to unlock it.

Does anyone know how to do this?
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Old Apr 26, 2006 | 01:09 PM
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They take the VIN and dial a "special number" in order to gain a master unlock/reset code.

It takes all of 10 minutes to do and can be done at the service desk .... if they so desire.

I've had it done at no charge on my truck. But another dealer wanted $50 for the service.

It will just depend on the service writer's mood, I guess.
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Old Apr 26, 2006 | 03:24 PM
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This is what I did on my LT1 a few years ago. Try it and see!

1) Go out to your car, and put the key to the 'on' position (not run). When the radio turns on, press and hold #2 and #3. After about ten seconds, three numbers will appear on the screen. Take your time and write these down.

2) After you have the first three numbers, press and release the AM/FM button. Three more numbers will appear on the screen. Write these down.

3) With your new-found 6-digit code, go inside and call 1-800-537-5140. It's just an electronic answering machine. Once the guy finishes talking, press 202108, followed by the *Asterisk* button (not pound).

4) He'll then tell you to enter in your 4- or 6-digit code, followed by the star/asterisk again. So, type in the numbers you got out of your radio, and hit star/asterisk.

5) He'll then tell you your 4-digit unlock code. Write it down.


Now you can go back out to your car, press and release the "HR" (hour) button until it flashes, and enter in the first two digits of your 4-digit code. Then press the MIN (minute) button and enter the last two digits. [For instance, if my code was the number "1848", I'd press the HR button 18 times and the MIN button 48 times]. When you're done, hit AM/FM. The radio is now unlocked.


To turn off Theftlock so you don't have to repeat this process the next power loss, just repeat the last step -- pressing HR and MIN to re-enter the code. When it's done and you hit AM/FM, a blank set of three hyphens ("---") will appear on the screen. You've disabled Theftlock.
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