The front struts may show signs of wear, or be excessively bouncy ride at freeway speeds. This may begin to occur at around 75,000 miles.Google+
Car Problem Reports
Buick Lucerne Front Struts May Wear at 75,000 Miles
Buick Lucerne Problem
Average Mileage: 66,739 mi (53,000 mi - 88,459 mi)
Visitor, 2006 Buick Lucerne, 88,459 mi
I got brand new tires for my car but when i get on the highway it start shaking at the speed 65-75 i when back to the tire place they said that did a wheel-alignment and wheel balances. they didn't know why it's was shaking so bad i also had two strut mount replace i don't know what it is??
Visitor, 2006 Buick Lucerne
excessive vibration at highway speeds. wheels balanced and alignement did not fix
Visitor, 2006 Buick Lucerne, 60,000 mi
STRUT FAILURE PLATE THAT HOLDS COIL SPRING FAILED AND CAUSED TIRE DAMAGE 10000 MILES LATER RIGHT SIDE FAILED.500 TO 800 BUCKS F E 3 OPTION STRUT SPORT RIDE .UPSETTING
Visitor, 2008 Buick Lucerne, 53,000 mi
New strut mounts and struts
Visitor, 2006 Buick Lucerne, 65,500 mi
I noticed the front right strut mount worn out, upon looking further, the back two struts also were worn down. Having reliable mechanic fixed all four struts.