have a 2001 s10 4.3 idles fine but when driving misfires, coughs kie tru a cab, new coil ,dist , no code shows up have an old chevy mech looking a tit he can' t find

Asked by Patrol_630 Jan 17, 2017 at 03:31 PM about the 2001 Chevrolet S-10 LS Extended Cab RWD

Question type: Maintenance & Repair

s10 4.3 motor idles fine coughs and sputters whie driving sometimes won't
hardly pull itself drops clear idlr, purt new dist coi,good fuel pres-60# help

1 Answer

220,965

May be a maf sensor, may be a catalytic converter. Try check for codes.

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