Forum Discussion
Gjac
Apr 25, 2017Explorer III
When you say the temp gauge reads 220 -240 is that your trans temp gauge or the engine temp gauge? If that is your trans temp what is your engine temp reading? Usually the engine temp is higher that the trans reading. If that is the case with a rebuilt trans and new radiator I would suspect that the gauge is off. You can verify your readings with an IR gun to see if your gauge is right. You can take readings by your sensor then take readings at your oil cooler top and bottom to see if it is cooling properly. You can also take reading of your radiator from top to bottom to see if it is cooling correctly, you should see a temp of at least 30 degrees cooler at the exit than from the inlet where it comes out off the thermostat. Fixing heat problems on these old big block engines can be challenging.
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