I would try some fuel cleaner. Sea foam is what I use. Add it to a tank of gas as directed on the can. Also tho sometimes cat converters give off a weird smell right before they start to fail.
Sea foam will not help for a cat issue but it will clean the valves of any carbon build up.
no smoke but definite stink, engine runs smooth no problem starting, got 221k, 4.7, no mods, new plugs and oil....
1999 Jeep Grand Cherokee Limited 4WD
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Maintenance & Repair
No former issues with the Jeep (6 cylinder). Needed to replace the front crank seal but didn't. Also should have replaced torque converter. Pulled up, pumped gas- won't start- chugging for air or gas...
2005 Jeep Grand Cherokee Laredo 4WD
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Maintenance & Repair
Hello! It's my first time posting - I've tried to look online but haven't had much luck and was hoping someone could offer insight. I have a 2009 Jeep Grand Cherokee Lardeo and bought new tires last...
2009 Jeep Grand Cherokee
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Maintenance & Repair
My 2002 Jeep Grand Cherokee V8 4..7 L has brand new components as follows: (1) All 8 spark plugs (2) All 8 injectors (3) All 16 valve lifters (4) MAPS (5) Fuel Pressure Regulator (6) All upstream Oxy...
2002 Jeep Grand Cherokee Laredo
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Maintenance & Repair
We have checked to see if it was the cabin air filter but one was never installed. Came from factory without one. Saw no trash inside or blocking where it goes. Then we removed glove box and removed...
1999 Jeep Grand Cherokee Laredo
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Maintenance & Repair
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