Buick Lacrosse owners have reported 132 power train related problems since 1996. Table 1 shows the 15 most common power train problems. The number one most common problem is related to the vehicle's power train (100 problems). The second most common problem is related to the vehicle's automatic transmission (8 problems). For details of each of the problem category, use the links in the table.
My 2017 Buick Lacrosse premium awd (116,220 miles) experienced a severe all-wheel-drive failure causing significant binding and a loud rumbling/clunking noise during sharp, low-speed cornering and acceleration. Read details...
2006 Buick Lacrosse. Consumer states injury and accident due to a mechanical anomaly stating vehicle reversed on its own. The consumer stated she put the gear in park, opened the door and left it open while she walked approximately eight steps. Read details...
Tl the contact owns a 2005 Buick Lacrosse. The contact stated that the vehicle shifted abnormally. The dealer was not contacted. The vehicle was taken to an independent mechanic where it was diagnosed that the transmission failed. The vehicle was repaired; however, the failure recurred. Read details...
Tl the contact owns a 2017 Buick Lacrosse. The contact stated that the gear shift lever would misshift and switch into other gears that were not selected. Secondly, the transmission would not go into park or reverse properly. To reverse, the contact had to move the lever back and forth. Read details...
The contact owns a 2017 Buick Lacrosse. The contact stated that after his wife had parked and turning off the vehicle, moments later the vehicle was restarted and the check engine and tcm warning lights remained illuminated. Additionally, the transmission shifter failed to shift out of park. Read details...