Table 1 shows five common power train related problems of the 1999 Buick Lesabre. The number one most common problem is related to the automatic transmission (nine problems). The second most common problem is related to the transmission not go into gear (one problem).
I took my 1999 Buick Lesabre to the local Buick dealer, hancock Buick-columbia,s. C. For recall work that you listed. My car was perfect before they did the recall work and after they did the recalls my car jumped and skipped between 32 mph and 38 mph. Read details...
Transmission is going from one gear to another gear, and they aren't shifting properly. Also, noisy gear box. Read details...
Transmission does not drop into 1st gear when auto stops. When accelerating trasmission drops into 1st gear with a loud "bang". Buick service manager says is pressure valve or electronics controlling pressure valve is the cause. Problem is intermittent and, because of this service dept. Read details...