when you hit a bump in the road there is a clunk in the front end
clunk in the front end on 2007 Chevrolet HHR
Have the front sway bar checked and you can locate a shop here www.repairpal.com/directory AC Delco and Moog make sway bar repair kits for this
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My problem was related to the front strut...it was loose and leaking...
Check the fwd motor mount and if that it good it is more than likely the mid steering shaft.