Q: I got my son a car ran perfectly fine... He decides he's gonna change all the fluids now I go to excelerate and it reves then goes

asked by on February 19, 2018

I got my son a car... He changed all the fluids in it. Ran great until this... Now in reverse and forward it reves when I press the gas and then goes reves then goes ....and ao on... I checked and changed the throttle sensor BC I saw a video... $99 loss... Please tell me what could be wrong

My car has 1600000 miles.
My car has an automatic transmission.

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