my imoberliser has gone on my key ring for my vauxhall cavalier M reg i changed the batterey but still got the same problem where do i get a new one from or how can i turn the imoberliser off so i can drive the car

peter thomas, December 2006

Take the key to a vauxhall dealer, with the car, and they can recode. Shouldnt be any more than £50. If you cannot get the car towed, remove the ECU from behind panel on the right of the drivers footwell, and the black transponder (ring shaped) from aroungd the ignition barrel and take those.

Paul, December 2006