Programing new key to old computer

Asked by GuruLPHPH Apr 21, 2019 at 01:41 PM about the 2005 Pontiac Grand Prix Base

Question type: Maintenance & Repair

I have a 2005 Pontiac Grand Prix I bought the car 2
weeks ago and I broke my key in half so I changed
the ignition tumbler and...  , ignition switch  with a
key and left the old computer on it how do I get
this new key and switch to start my car... It keeps
saying anti theft disabled start

1 Answer

18,265

This may require a trip to the dealership to have them match the new ignition switch to the car.

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