Q: How can I check to see if my transmission is staying cool

asked by on February 01, 2017

When my van gets up to about 55 mph. the rmps seem to run high. When the weather is cooler the van shifts good, seems like in the last of the shifting of the transmission it feels like it boggs down some when its warm weather. How can I tell or any suggestions

My car has 2290000 miles.
My car has an automatic transmission.

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