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International Automotive Technicians Network
1999 Chevrolet Venture 3.4L Poor Idle Quality, Misfire
Posted to GM Driveability on 1/29/2008 23 Replies

heres a good one to all the gm techs i've been on this vehicle for days and i can't figure it out. at idle the fuel trims go up to -17% and has a slight miss it clears up at about [...] rpms, it also keeps setting misfire codes on bank 1. monotoring misfire co...

23 Replies Received (View Replies)

  Related Documents & Media  1999 Chevrolet Venture

 
Message Closed w/Summary

car Vehicle Data

1999 Chevrolet Venture

VIN 1GNDX03E7X
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sfi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire
OccursHot

Trouble Codes

P0300Multiple Misfire Detected
P0301Cylinder 1 Misfire Detected
P0303Cylinder 3 Misfire Detected
P0305Cylinder 5 Misfire Detected
Message Closed w/Summary

car Vehicle Data

1999 Chevrolet Venture

VIN 1GNDX03E7X
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sfi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire
OccursHot

Trouble Codes

P0300Multiple Misfire Detected
P0301Cylinder 1 Misfire Detected
P0303Cylinder 3 Misfire Detected
P0305Cylinder 5 Misfire Detected