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Hummer H3 For the Hummer driver who wants the rugged look and off road capabilities of the Hummer, but in a smaller size and with a more fuel economy friendly engine.

2007 H3 Won't start!

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Old 07-28-2014, 10:06 AM
cocoshy's Avatar
Junior Member
Join Date: Jul 2014
Posts: 1
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Check in the fuse panel#66fuel pump relay is likely no good change it with another one that looks the same for a min. My hummer started right up no problems since.
 
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