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Re: lean 7.4 chevy truck
Posted to Technical Discussion Forum on 6/15/2008

When its idling poorly;

a)is it in closed loop?

b)what are block learn & integrator?

c)do you have good strong return fuel flow?

d) is the O2 showing near zero volts?

What is MAP-V ranging to when it is surging at idle?

What is MAP-V when you add f... Login to read more.