One problem related to car slowed down on its own has been reported for the 2017 Chevrolet Malibu. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2017 Chevrolet Malibu based on all problems reported for the 2017 Malibu.
While driving on highway check engine light came on and engine power reduxe light came on dash. Vehicle decelerated rapidly on major highway was almost rear ended by semi tractor triailer. Was able to turn car off and it went away. But has returned next day. I contacted gm 09/21/20 amd they stated they were aware of ongoing issues and I could bring it in to get looked at but would have to pay a diagnostic fee.