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1994 Chevrolet S10 LS 4.3L Misfire
Posted to GM Driveability on 5/6/2004 15 Replies

What a headache, the fuel pressure is between 52&53 psi. Shop key specs. say 54-64. I read somewhere that even 56 is kinda low for this system. Does anyone have a lower limit? Long term fuel trim is going between 142-152 at [...] rpm. with no load on the engin...

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  Related Documents & Media  1994 Chevrolet S10 LS

 
Message Closed w/FIX

car Vehicle Data

1994 Chevrolet S10 LS

VIN 1GCCS19W2R
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD1
SymptomsMisfire
OccursIdle
Message Closed w/FIX

car Vehicle Data

1994 Chevrolet S10 LS

VIN 1GCCS19W2R
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD1
SymptomsMisfire
OccursIdle