H2 AC only blows out Defrost Vents - Page 2 - Hummer Forums - Enthusiast Forum for Hummer Owners

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Old 11-09-2017, 09:27 AM
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Originally Posted by cvendel View Post
Diagnostic Test Codes
Thanks for answering that question from 4.5 months ago.
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Old 11-10-2017, 12:27 AM
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Well, I ran across the thread looking for solution to same issue on my 05' H2 and noticed nobody responded to the guy, so I chimed in :-)
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Old 11-10-2017, 12:30 AM
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BTW - a Tech2 Scan Tool will literally let you do everything on your H2's, you can find them on Amazon and Ebay for around $400, well worth the $ if you really want to know and control everything with your ODB2 on your H2's its same tool all of the GM techs use.
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Old 11-10-2017, 12:31 AM
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Oooops, typo - meant OBD2
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