Dont worry how old you are.
Th350 temp sensor location.
Using the trans line will give you an indication of a problem before a pan temp sensor ever will.
Th350 temp sender location.
For example if you consistently see the out line temp at 230 degrees on a pass and it suddenly jumped to 260 degrees you would start looking for a problem where the pan may only change by 1 or 2 degrees.
To lower the transmission temperature with the transmission in neutral run the engine at 1 200 rpm for 2 3 minutes to cool the oil.
On a th350 with a stock depth pan i m going to put my sender on the edge of the pan facing the front of the car between the first and second bolt holes.
Than i got the idea to remove the test port plugs and install there but don t know if it will affect the reading or not.
Do not allow the converter outlet temperature to exceed 300f.
Black buick chevy oldsmobile pontiac th350 each part number.
Rear of the transmission case.
This location is recom mended to monitor the true transmission temperature.
The temperature in this location will vary significantly with each vehicle start up or hill.
You might consider doing the pressure sensor in the output line and the temp in the return line.
If the temperature reaches 300f 350f reduce throttle.
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On gm th 200 th 200r4 4l80e and ford aod transmissions this is the lower oil line to the transmission case.
My original idea was to splice them into the cooler lines with some brass blocks.
If i were going to install a temp gauge for the trans fluid then i d plumb it into the cooling lines somewhere.
Select your preferred location and we ll note which parts are ready to be picked up today.
On gm th 350 th 400 th 700r4 and powerglide transmissions this is the upper oil line to the transmission case.
Someone makes a t block with a fitting that you could screw a temp sensor into.
If you need 2 inches inside the pan are you using mechanical temp sensor.