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1997 Jeep Grand Cherokee Limited 5.2L Excessive Emissions
Posted to Chrysler Driveability on 5/11/2009 18 Replies

No other codes fuel tirm ok no sign of running lean or coolant leaks or running rich. O2 start switching at same speed at cruise. Useing after market direct fix cat.

18 Replies Received (View Replies)

  Related Documents & Media  1997 Jeep Grand Cherokee Limited

 
Message Closed w/Summary

car Vehicle Data

1997 Jeep Grand Cherokee Limited

VIN 1J4GZ78Y9V
Engine5.2 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions
OccursIntermittently

Trouble Codes

P0420Catalyst Efficiency Below Threshold (Bank 1)
Message Closed w/Summary

car Vehicle Data

1997 Jeep Grand Cherokee Limited

VIN 1J4GZ78Y9V
Engine5.2 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions
OccursIntermittently

Trouble Codes

P0420Catalyst Efficiency Below Threshold (Bank 1)