Two problems related to power train have been reported for the 2001 Buick Lesabre. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2001 Buick Lesabre based on all problems reported for the 2001 Lesabre.
Car has twice shutoff during driving. Last time in middle of turn, son ran off road because steering wheel was locked. It is not included in any gm recall for the ignition switch, but symptoms are identical. Dealer has no idea how to repair except to 'try' things. Problem is, if guess is wrong and problem persists, serious accident could happen.
Rear window regulator have malfunctioned for 3rd time in both rear windows. Oil leaking from valve/heads causing smoke under hood. Door controls shorted out,and electrical problems causing doors to lock and unlock without cause and switching from driver1 to driver2 and back while driving.