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1999 Chevrolet Express 3500 5.7L Excessive Emissions, Misfire, MIL Lamp on
Posted to GM Driveability on 4/4/2007 18 Replies

engine missing on right bank only, you can feel and watch misfire counter on cylinders 2,4,6,&8. oxygen sensor repalced bank 2 sensor 1. the vehicle as it warms up starts to blow black smoke (over fueling) and missing on the right bank. we have removed the upp...

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  Related Documents & Media  1999 Chevrolet Express 3500

 
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Express 3500

VIN 1GCHG35R9X
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CPFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Misfire, MIL Lamp On
OccursHot

Trouble Codes

P0151Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage
P0174Fuel System Too Lean (Bank 2)
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Express 3500

VIN 1GCHG35R9X
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CPFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Misfire, MIL Lamp On
OccursHot

Trouble Codes

P0151Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage
P0174Fuel System Too Lean (Bank 2)