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1990 Jeep Cherokee Pioneer 4.0L Excessive Emissions
Posted to Chrysler Driveability on 8/12/2016 26 Replies

Hey guys I need some help on this one. The Jeep failed emissions for excessive CO. Engine runs great with no driveability concerns. CO is always at 4-6% no matter what you do. Previous shop replaced cat and ECT sensor. When it was brought in to our shop it cam...

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  Related Documents & Media  1990 Jeep Cherokee Pioneer

 
Message Closed w/Summary

car Vehicle Data

1990 Jeep Cherokee Pioneer

VIN 1J4FJ38L1L
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsCalifornia Emissions
SymptomsExcessive Emissions
OccursAlways
Message Closed w/Summary

car Vehicle Data

1990 Jeep Cherokee Pioneer

VIN 1J4FJ38L1L
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsCalifornia Emissions
SymptomsExcessive Emissions
OccursAlways