More than likely this is a fluid level, quality, or pressure issue.
So we need to start with checking the fluid, and servicing it if it is not full and pink in color.
https://www.2carpros.com/articles/how-to-service-an-automatic-transmission
Below is the process from the manual on how to service the transmission and filter.
If this is okay then we have an issue with the pressure so we need to check the pressure using the info below as well.
Please run through this material and let us know what you find with this. Thanks
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Sunday, July 18th, 2021 AT 5:09 PM