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spits and sputters

Old 03-28-2009, 04:12 PM
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Year: 1991
Model: Cherokee
Engine: 4.0
Angry spits and sputters

I have 1991 jeep cherokee with the 4.0 i have replaced every sensor but the o2 i have also replaced plugs wires cap rotor and even advanced my timing but it still does it
Old 03-28-2009, 04:25 PM
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Year: 2000
Model: Cherokee
Engine: 4.0 6 cyl
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maybe injectors or fuel pump?
Old 03-28-2009, 04:39 PM
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Year: 2004
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Hook a vacuum gauge up to it and check the manifold readings at idle.
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