1998 Buick Park Avenue Q&A

1998 Buick Park Avenue Question: Everytime I put antifreeze into the radiator the engine shakes and stalls out .

I have changed the intake gaskets and the head gaskets -
Answer 1
DID YOU HAVE HEADS CK'D FOR CRACKS IF SO YOU MAY HAVE DAMAGED A GASKET WHILE ASSM UPPER HALF OF ENG -
Answer 2
Have you pressure tested the cooling system BEFORE trying to start it , to find out where the coolant is going? globalhelper is more than likely correct.....otherwise try green jelly radiator sealant and top-end salve......... -