6-speed automatic transmission for 3.6L V6 engine

This available 6-speed automatic transmission has been designed specifically to enhance the performance of your 2013 LaCrosse. For the driver who wants to take control of the LaCrosse, Buick has included a Driver Shift Control. By just moving the gear selector to the left, you have manual control of the transmission. A simple tap delivers smooth up and down shifting, allowing you to personalize how you reach your destination.