Q: Overheating only when i drive not sitting still

asked by on November 21, 2016

My car is overheating when I drive it only it could sit and run for hours and not overheat, we have had new water pump head gasket checked raditor checked, hoses flushed ,thermostat everything that normally goes with the high milage on the subura so we are lost on what is going on if you can help please let us know thank you koren

My car has 243000 miles.
My car has an automatic transmission.

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