Running problem changed pcm computer

Asked by Guru7KMJS Jul 30, 2020 at 10:26 PM about the 2006 Cadillac CTS 2.8L RWD

Question type: Maintenance & Repair

I changed my pcm on my car. I put one off of
another car. Now it wont start, how do i program
my key to it?

1 Answer

F_O_R answered 3 years ago

You may never get it to run unless the PCM is Exactly the same as the one you had before. Check the part numbers. If they are both the same you still need programming.

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