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horrible exhaust smell

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Old 03-08-2018, 05:54 AM
jimmy_for_ever's Avatar
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Exclamation horrible exhaust smell

Hi everybody ,
I have problem with my GMC JIMMY 02 a bad smell like poor burning or uncompleted burn but I just had replaced the spark plugs,rotor cover,pcv valve,spark plugs wires .
Anyone know what the problem is ?

thank you
 
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Old 03-08-2018, 05:12 PM
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Probably running too rich (too much fuel).
 
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