What is The problem 1998 Chevy z71 when I get to about 50 mph the truck starts vibrating, shaking, and makes a whining noise what is it
check ur hub assy my Pontiac 06 whined when up on speed ur bearing could b shot or steering bushings bad
tier or wheel baring or drive shaft
the drive shaft when out of ballance ujoints are bad or center suport is bad are verry distingtive constant wining is a center support drop midle section spin support if no resistance no grease they are sealed beri9ngs go to my shop and ill replace it ujoint when starting to go bad youl notice under hard exceleration a sqweek when full gone vibration occours greese ing it wont fix the problem ether will turning up the tunes get attn befor the ujoint starts to where through the weld yolk hope helpfull 602 in px 997 its warm here 0906
Wheel bearing loose lugs or bushings
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