One problem related to vehicle shudder has 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.
Vehicle makes a loud grinding noise when shifting into reverse. Took vehicle to dealer, and the dealer discovered metal debris in transmission pan. Dealer cleaned parts, replaced sun gear and carriers. Reconditioned transmission completely.