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1987 Chevrolet R10 Suburban Custom Deluxe 5.7L Engine
Posted to GM Electrical on 9/25/2014 23 Replies

I am working on a 1987 chevy surban 2wd it has a random misfire and it gives off a code 42 [est problem] have ohmed the wires there ok have replaced the coil ing mod and the emc used the old proms ran great for a couple days then it was surging going up hill o...

23 Replies Received (View Replies)

  Related Documents & Media  1987 Chevrolet R10 Suburban Custom Deluxe

 
Message Closed w/FIX

car Vehicle Data

1987 Chevrolet R10 Suburban Custom Deluxe

VIN 1GNER16K9H
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection
AffectedEngine
ConditionsRandom Missfire
Message Closed w/FIX

car Vehicle Data

1987 Chevrolet R10 Suburban Custom Deluxe

VIN 1GNER16K9H
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection
AffectedEngine
ConditionsRandom Missfire