One problem related to diesel engine has been reported for the 2000 Buick Lesabre. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2000 Buick Lesabre based on all problems reported for the 2000 Lesabre.
Intermittently vehicle will stall and die without warning. Dealer has replaced fuel pressure regulator due to a leak; however problem has reoccurred.