Buick Lesabre owners have reported 2 problems related to transmission slip out of gear (under the power train category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Buick Lesabre based on all problems reported for the Lesabre.
When driving at over 35 mph transmission will start to jump out of gear or will start surging. Contacted dealer.
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all problems of the 1997 Buick Lesabre
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Transmission slipped out of gear while going uphill while in cruise control. Mjs.