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We are privately owned, with access to a professional Diesel Mechanic, who can provide additional support for Dodge Ram Cummins Diesel vehicles. Many detailed information is FREE and available to read. However, in order to interact directly with our Diesel Mechanic, Michael, by phone, via zoom, or as the web-based option, Subscription Plans are offered that will enable these and other features.  Go to the Subscription Page and Select a desired plan. At any time you wish to cancel the Subscription, click Subscription Page, select the 'Cancel' button, and it will be canceled. For your convenience, all subscriptions are on auto-renewal.

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I have a 2007 5.9 3500 in the shop with 95,000 original miles on it with only a U0164 fault in every module in the truck except in ECM and HVAC module. 

 

The  truck has the airbag light lit and the HVAC function knob and A/C button inop. I tried a known good spare HVAC module with no improvement. I've determined the HVAC module is not getting power but would like to verify wiring is good before condemning the TIPM.

 

Mitchell software doesn't have the wiring diagrams I need. Google and the articles on this site don't have much info on either module. Is there a place I can find the diagrams I'm looking for?

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Welcome To Mopar1973Man.Com LLC

We are privately owned, with access to a professional Diesel Mechanic, who can provide additional support for Dodge Ram Cummins Diesel vehicles. Many detailed information is FREE and available to read. However, in order to interact directly with our Diesel Mechanic, Michael, by phone, via zoom, or as the web-based option, Subscription Plans are offered that will enable these and other features.  Go to the Subscription Page and Select a desired plan. At any time you wish to cancel the Subscription, click Subscription Page, select the 'Cancel' button, and it will be canceled. For your convenience, all subscriptions are on auto-renewal.