it idles fine as far as i can tell. it smoothes out after 1500 rpm

1998 DODGE DAKOTA
198,000 MILES
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DAKOTART1
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  • 2 POSTS
What causes vibration at 1500rpm? it only does it at that rpm. it also gives misfire in cyl 3 code also. has new plugs,wires,cap and rotor.
Feb 21, 2012 at 1:49 PM
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HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
check fuel pressure first and check ignition system. then compression. but if fuelpressure is low it will give a misfire condition
Feb 21, 2012 at 1:54 PM
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DAKOTART1
  • MEMBER
  • 2 POSTS
WOULD THIS BE THE CAUSE FOR THE VIBRATION??
Feb 21, 2012 at 2:00 PM
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HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
if it's missing yes, it cold be soemthing else but you need to fix the misfire first.
Feb 21, 2012 at 3:17 PM
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