One problem related to automatic transmission torque converter 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.
Front end vibrated while driving at highway speeds. Vehicle had been balanced/ wheel bearings had been replaced, and a steering dampener was installed. None of these repairs remedied the problem; cause not determined. TSB# 000310007a did not reference this problem. The area representative concluded that the torque converter was the cause of the vibration. He also stated that nothing could be done to correct the problem.