1995 GMC Jimmy rough idle

1995 GMC JIMMY
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BRETLEE.DIONISIO88
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Engine Performance problem
1995 GMC Jimmy 6 cyl Four Wheel Drive Automatic

rough idle in R & D........ijust changed the distrobuter rotor,ignition coil,spark plug/wire....PLS help...need answer....thanks...
Jan 22, 2010 at 4:41 PM
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RASMATAZ
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Try cleaning out the idle air control valve and EGR and PCV valves and test the TPS and MAP sensors to include a fuel pressure check
Jan 22, 2010 at 5:38 PM