Two problems related to carburetor have been reported for the 1996 GMC Sierra. The most recently reported issues are listed below.
Coolant leaking from back of intake manifold,auto mech. Tell me that this is a common problem with the vortex motor, when I tell the mechanic that my truck is leaking anti-freeze ,every mechanic has said that he knows just where it is leaking and they are right every time; is this a defect in this motor and what can I do about it? thanks r. Mclaughlin. Mc laughlin e.
Upper intake manifold gasket replaced due to leak.