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2005 Jeep Grand Cherokee Laredo 3.7L MIL Lamp on
Posted to Chrysler Driveability on 6/26/2007 2 Replies

scan freeze frame and found code po128 set after engine ran 641, i beleive this is IN seconds so about (10 minutes), it was running at 1336 rpm at 68 mph ambient temp was c 22 degrees , intake air temp was c 21 degrees and the coolant temp was c 49 degrees whi...

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  Related Documents & Media  2005 Jeep Grand Cherokee Laredo

 
Message Closed w/FIX

car Vehicle Data

2005 Jeep Grand Cherokee Laredo

VIN 1J4GR48K65
Engine3.7 L / 6 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

P0128Cooling System Malfunction
Message Closed w/FIX

car Vehicle Data

2005 Jeep Grand Cherokee Laredo

VIN 1J4GR48K65
Engine3.7 L / 6 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

P0128Cooling System Malfunction