Rough idle, skips real bad

Asked by Sep 23, 2017 at 09:16 AM about the 2004 Jeep Grand Cherokee Limited

Question type: Maintenance & Repair

My 2004jeep grand
Cherokee has a
real bad idea and
skip problem. I
have changed the
coil pack and plugs
with no luck. What
should I do next to
trouble shoot my
problem?

1 Answer

130

If it has the 5.7 hemii do a compression test on each cylinder. May have a cracked or broken valve spring. This is a common problem to the hemi engine.

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