One problem related to engine has been reported for the 2002 Buick Lesabre. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2002 Buick Lesabre based on all problems reported for the 2002 Lesabre.
I noticed engine oil drop on driveway. Dealer had to replace rear main seal as rear main seal housing cover and oil pan gasket. This first noticed with only 9864 miles on the new car. I am submitting this complaint to you to see if there is an inherent problem with this model vehicle.