2002 Cadillac Seville Suspension Problems

“Car snakes extremely bad around 45 to 70 MPH so bad it shakes the entire car like my wheels are loose or bent and so I bought 4 new wheels and got alignment no help did research and learned that it is due to type of torque converter in the car is a bad brand that messes up a lot and that GM hasn't acknowledged the issue which is such a shame and a sham that I hate they are doing because it is an expensive fix and I have to foot the bill plus bushing are low grade in front end and you would think be high end vehicle should be high end parts happened first on highway and has progressively…”

“The complaint received via e-mail. I purchased a 2002 Cadillac Seville sls with 29000 miles on the car. It had a terrible vibration that comes through the seat and the steering wheel. I balanced the tires 3 times, aligned it, replaced rotors and finally replaced the Cadillac wheels and tires that came originally from the factory. The vibrations are the same. According to a web site I found, at least seven other sevilles are experiencing the same problem. I have spent over $1500 since september of 04 and have not found that tires and wheels are the problem. …”

“Engine cradle/frame is severely degrading structurally due to the northern states practices of salting/sanding roads during the winter months. The integrity of the sub-frame steel structure is such that normal use of the vehicle, its suspension, steering and drive train stability has been compromised. The manufactures use of substandard metals in its sub-frames is the reason for this vehicles instability issues. …”

“Drive train cradle has weakened significantly from rust. While driving there is a looseness of the suspension felt and a shifting evident when accelerating and decelerating. I reside in minnesota and the d.o.t. Uses salt on the roads during the winter season and this has significantly accelerated corrosion of vehicles and their exposed components. Materials used for critical components on vehicles must withstand this factor or lives may be lost due to this corrosion, failure of the sub-frame cradle will be catastrophic loss of vehicle control . Help... …”

“I own a 2002 Cadillac Seville, model sts that has excessive vibration at speeds in excess of 60 MPH. I have had the vehicle serviced seven times at two dealerships. Three sets of tires have been replaced as well as other suspension components to no effect.”