GM Truck Club Forum banner
1 - 2 of 2 Posts

·
Registered
Joined
·
7,291 Posts
Maybe its just condensation. The smoke is steam from the water evaporating.
 

·
Registered
Joined
·
7,291 Posts
I would try a pressure test on the coolant system.
 
1 - 2 of 2 Posts
Top