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1991 Dodge B150 3.9L Excessive Emissions, Hesitation, won't excel
Posted to Chrysler Driveability on 1/4/2007 8 Replies

This van runs like it is flooding out . It runs really rich . It had a broken vacuum hose to the MAP sensor. We replaced the hose the sensor. The oxygen sensor always read about .8 volts. The oxygen sensor also was replaced. The plugs and wires all look good. ...

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car Vehicle Data

1991 Dodge B150

VIN 287GB11XOM
Engine3.9 L / 6 cyl / GAS
Trans3-speed Automatic
DeliveryFI / tbi
Emissionsobd 1
SymptomsExcessive Emissions, Hesitation, Won't Excel
OccursAlways, Under Load
Message Closed

car Vehicle Data

1991 Dodge B150

VIN 287GB11XOM
Engine3.9 L / 6 cyl / GAS
Trans3-speed Automatic
DeliveryFI / tbi
Emissionsobd 1
SymptomsExcessive Emissions, Hesitation, Won't Excel
OccursAlways, Under Load