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1999 Chevrolet Silverado 1500 4.8L Stall, Misfire
Posted to GM Driveability on 2/28/2008 6 Replies

truck came from another shop, they replaced plugs wires coils, still has missfire on cyl 1 and 6 we switched injectors, and replaced intake manifold for gasket prob, still have missfire off idle from 1000 to 1500 high rpm miss goes away and idle doesn't miss h...

6 Replies Received (View Replies)

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car Vehicle Data

1999 Chevrolet Silverado 1500

VIN 1GCEC14V8X
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / MULTIPORT
EmissionsOBD-II Compliant
SymptomsStall, Misfire
OccursAlways, Soff Idle
Misc.2WD Pickup
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Silverado 1500

VIN 1GCEC14V8X
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / MULTIPORT
EmissionsOBD-II Compliant
SymptomsStall, Misfire
OccursAlways, Soff Idle
Misc.2WD Pickup