One problem related to transmission solenoid has been reported for the 1997 Buick Lesabre. The most recently reported issues are listed below.
The contact stated the indicator light on the dashboard for the transmission illuminated. The vehicle has been to the dealer, and they completed a diagnostic test which showed transmission slippage. The dealer replaced two solenoid valves. The indicator light was working properly. The vehicle would not pass emissions testing with this light illuminating.