Question

Buick LeSabre 3800 with engine code P1629, what is the meaning?

Answer 1

HI there

This code means the theft deterrent signal is not received.

This usually means the key needs programming, the anti theft system will prevent the car from starting if it doesn't receive the signal from the key.

Answer 2

P1629 BUICK - Theft Deterrent Start Enable Signal Not Received

Read more: https://www.autocodes.com/p1629_buick.html