One problem related to turn signal has been reported for the 2004 Buick Lesabre. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Buick Lesabre based on all problems reported for the 2004 Lesabre.
I continue smelling an oil-burning smell and my right turn signal continue to go out and I have replaced to blub over and over.