rides very hard & rough
1999 Cadillac DeVille

rides very hard & rough

(1999 Cadillac DeVille)
when hit a little rough spot of road back end wants to fishtail
1 answer & 1 comment
Popular Answer
on September 02, 2013
you probably have air ride suspension ,check for air leaks and air pump operation
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on September 07, 2013
Yes it Has Automatic load leveling ,pump working & no leaks,yet feels like shocks are full but the car is the same level all the time. when on expressway the back axle when going over the expansion cracks are very very noticeable
General Diagnosis
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on September 02, 2013
you probably have air ride suspension ,check for air leaks and air pump operation
Sign in to reply
on September 07, 2013
Yes it Has Automatic load leveling ,pump working & no leaks,yet feels like shocks are full but the car is the same level all the time. when on expressway the back axle when going over the expansion cracks are very very noticeable

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