So, these will be two different problems. We will handle the overdrive light blinking on this thread please start a new question for the shakes in park problem.
Please post your new question here, you must be logged in.
https://www.2carpros.com/questions/new
For the overdrive light flashing, this means there is a transmission code pending so we need to gather the codes. here is a guide to help please get back to us with the code:
https://www.2carpros.com/articles/checking-a-service-engine-soon-or-check-engine-light-on-or-flashing
Please go over this guide and report back.
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Monday, October 17th, 2022 AT 9:47 AM