Based on car owner complaints, the most common issues with the 1999 Buick LeSabre fall into the category of ENGINE AND ENGINE COOLING. Below we had classified the complaints into groups by components affected.
We have singled out the top-3 most critical reports that involved victims or injuries.
While traveling at 60 mph and over a bump, the vehicle would jump all over the road *ak consumer first noticed that vehicle leaned severely on curve...
During collision front seat backs collapsed causing all flying material/glass etc. to hit consumers face. mjs
Design of the front seat (back) collapses during collision for safety reasons, consumer rear ended & seat collapsed resulting in injury. *yc