1997 venture that has an iintermediate missHave replaced the mass air flow censor and the injector bank Still misses Any ideas?

Sticking valve, bad Fuel,vacuum leak, bad wires , Oxagen Sensor causing a lean condition. replace every 50 to 60,000 miles

Finding Vacuum leak spray can of carb cleaner around intake manafold and all vac hoses

if the rpms gup its a vacuum leak. best thing us down load computer data it should tell u what system is messing up.

happy hunting David G.