Mechanic Q: idle up and down have to put fuel in throttle body to start?

idle up and down have to put fuel in throttle body to start

A: idle up and down have to put fuel in throttle body to start?

I also checked the timming and it was right on

A: idle up and down have to put fuel in throttle body to start?

Ive done a full tune up, checked fuel pressure (about 14 psi), rebuilt the throttle body, new idle air control valve, tried 3 different fuel injectors. Thanks for your reply!

Q: idle up and down have to put fuel in throttle body to start?

87 s10 blazer 2.8 idle up and down have to put fuel in throttle body to start