07 Tahoe noise

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May 4, 2012 | 4:05 PM

#11

in2pro

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Joined: Apr 2008

Posts: 7,573

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From: Austin, Texas

Quote:

Originally Posted by CrewCabFan

I just had R34 added the other day. If I start the truck with the ac off I don't hear the sound until I turn the ac back on. Could it be too much r34 was added?

Was it done professionally with gauges? if not that could very likely be...
keep in mind if it doesn't feel cold it could be a stuck blend door allowing warm air to mix with the cold... adding R134 won't fix a stuck blend door....

May 4, 2012 | 4:28 PM

#12

CrewCabFan

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Joined: Mar 2008

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Took some out and now all sems to be fine. Not sure if its a leak or just low from use. I'm in the South and the a/c runs almost all year round plus the hoe just made 5 years of being a hoe.