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Old 05-17-2008, 06:56 AM   #26
dagwood
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Status: Offline
Join Date: Jun 2006
Member ID: 49873
Location: OH
Posts: 6
Re: Possible Diesel Combo In 1500
What else does my PCM control other than the engine and trans? When I took it in for a HVAC noise, the tech said there was a software update to stop it. Does the PCM control the HVAC too?

Brad
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