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1988 Jeep Cherokee 4.0L Excessive Emissions, Poor Idle Quality, Surge, Misfire, Poor Fuel Economy, backfire
Posted to Chrysler Driveability on 5/28/1999

this engine has a bad case of backfire, the vehicle always do it , does not seems to have any trouble with the electronic and electrical system what is my question is , is it possible that the vehicle could have a bad cam, some stichy valves, or lifter stu...

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car Vehicle Data

1988 Jeep Cherokee

VIN 1JCML7748J
Engine4.0 L / 6 cyl
Emissionsrenix federal
SymptomsExcessive Emissions, Poor Idle Quality, Surge, Misfire, Poor Fuel Economy, Backfire
OccursAlways, Under Load, Cruise
Misc.Renix Injection
Message Closed w/FIX

car Vehicle Data

1988 Jeep Cherokee

VIN 1JCML7748J
Engine4.0 L / 6 cyl
Emissionsrenix federal
SymptomsExcessive Emissions, Poor Idle Quality, Surge, Misfire, Poor Fuel Economy, Backfire
OccursAlways, Under Load, Cruise
Misc.Renix Injection