Maintenance and Upkeep Discussion HHR maintenance tips ranging from oil change intervals to brake pads and everything in between.

sparkplugs?

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Sep 18, 2012 | 02:07 AM

#11

murdog94

New Member

Joined: 09-16-2012

Posts: 25

From: Cloquet MN

AC Delco's all the way. GM's dont seem to really like any other plugs.

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