Erratic shifting of the automatic transmission Transmissions on the Buick LeSabre are generally reliable but can occasionally act up with erratic shifting. The most common cause of this issue is a ...

The LeSabre concept had a Buick Dynaflow transmission, but that was Buick's only association with the LeSabre until the '56 model year, when Buick borrowed the look of the concept's tailfins.

The General's Buick Division began selling LeSabres for the 1959 model year, when it greeted the world with a cat-eyed face and razor-sharp tailfins, and the ...

1963 was the last year Buick rolled out the LeSabre with the dynaflow, the automatic transmission that General Motors had kept in production since 1947. The auto box was very much appreciated for ...

In 1998, the Buick LeSabre was fresh off a 1997 reworking of the front end. A 3.8-liter Series II V-6 engine generated 170 horsepower and 225 pound-feet of torque propelled the 1998 vehicle through a ...

Q: When going up a hill in my 1997 Buick LeSabre with a V-6 engine, the transmission will not shift unless I press down on the accelerator. The tachometer shows the engine speeding up a little as the ...