Change plugs and wires got worse is this the catayst converter clogging up has a little ticking sound also
Oct 30, 2008 at 9:13 PM
2004 Hummer H2 Hummer H2 Skipping and want pull
2004 HUMMER H2
JJJXMAN
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Verify all information, follow manufacturer service procedures, use proper tools and safety equipment,
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