i have a1992 buick skylark with a 2.3 quad 4 engine .theunit blows
antifreeze out of th coolant tank. i have installed a new cap and t stat
the coolant is not hot they tell me i have an air pocket can any one tell
me how to get rid of it .there are no bleeders

"RMCG" <rgrunthaner (AT) usachoice (DOT) net> wrote

Sounds more like a blown head gasket.

RMCG wrote:
Cracked head. Blown head gasket.

http://www.babcox.com/editorial/ar/ar49935.htm

"HEADS
•All of the Quad 4 heads tend to crack in the chambers. The early SOHC
head
cracks on the outside, too, so check all of them over carefully and
expect to do a lot of welding."

RMCG wrote:
Cracked head.
There is a section at the bottom of this link on heads:

http://www.babcox.com/editorial/ar/ar49935.htm