Bruce Nunnally Posted April 11, 2020 Report Share Posted April 11, 2020 Had the (very common) issue with key stuck/stuck in theft mode issue with my 04. Saw many videos how to start the car/reset ecm. This is what worked for ME. Good luck. Quote Bruce 2023 Cadillac CT4-V Blackwing Follow me on: Twitter Instagram Youtube Link to comment Share on other sites More sharing options...
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