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1988 Chevrolet R30 Silverado 5.7L Hesitation, Misfire
Posted to GM Driveability on 9/12/2012 38 Replies

This 1988 c30 5.7L will backfire when warm on acceleration over half [...] in 2nd and 3rd gear(4 speed with Granny Low) Has new cap and rotor. Have tried new ignition coil, unplugged E.G.R., ran in by-pass mode(set timing connector unplugged)which made it wors...

FIX posted 9/17/2012

38 Replies Received (View Replies)

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car Vehicle Data

1988 Chevrolet R30 Silverado

Engine5.7 L / 8 cyl / GAS
Trans4-speed Standard
DeliveryFuel Injection / T.B.I.
SymptomsHesitation, Misfire