What is(are) the likely problem(s) and solution(s)

2001 JEEP GRAND CHEROKEE
112,000 MILES
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RAYGT
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  • 4 POSTS
2001 Jeep Grand Cherokee 4.7 with 8 cylinder engine - PO306 code cylinder 6 misfire..
Nov 6, 2011 at 4:43 PM
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RASMATAZ
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 75,992 POSTS
Check the sparkplug, compression and injector for no.6 cylinder
Nov 6, 2011 at 5:20 PM
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WRENCHTECH
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 20,761 POSTS
This is a "coil on plug" system and you likely have one very weak coil and a set of plugs due for change. I would replace #6 coil and all the plugs.
Nov 6, 2011 at 5:35 PM
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