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47RE fluid temp?

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What should the stock transmission fluid temp be when cruising?

I just got my gauge back from Westach that has had the pointer stuck since I installed it. I have the sensor on the transmission line, not in the pan so I know it will be a bit cooler there. Haven’t gotten around to installing the port in the pan yet.

Yesterday it was 45 degrees out and the temps indicated from 100 to 110-not towing anything.

She rolled over 114,000 miles and y’all have me thinking my transmission might be getting short in the tooth.

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  • Dynamic
    Dynamic

    A lot of good info here...   I, personally, consider anywhere from about 150-180 degrees F to be an ideal operating temperature for an automatic transmission. Many run cooler than this, whic

  • jlbayes
    jlbayes

    The correct spot to measure fluid temp. is in the pan. The same place your factory sensor is on ALL 47res. I use the rule of 100* above ambient before getting nervous about trans temp. The fluid is go

  • Mopar1973Man
    Mopar1973Man

    You in the accumulator. Not good. There are issues where some sensor actual extend inward to much and can interfere with the piston. The fluid isn't moving much back there so the temperature reading i

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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.