Sometimes when I put it in drive or reverse the RPM's drop sometimes it stalls sometimes it doesnt

1998 JEEP GRAND CHEROKEE
11,200 MILES
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BOBALOU71
  • MEMBER
  • 6 POSTS
When put into drive or reverse the RPM's bottom out sometimes it stalls sometimes it jumps back up to 1,000 or 1,200 rpm's then comes back to normal idle.It has me stumped
Dec 2, 2011 at 10:45 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Do you have a check engine lig

Clean out the idle air control valve and see what happens
Dec 2, 2011 at 10:55 AM
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BOBALOU71
  • MEMBER
  • 6 POSTS
Already did that and put a new TPS on.Put new wires and rotor button and cap on too but still does it.
Dec 2, 2011 at 12:00 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Do you have a check engine light?- Check the fuel pressure if its within specs
Dec 2, 2011 at 12:08 PM
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