scan for codes first or have a transmission professional do it for you and give you an opinion.
Jan 6, 2017 at 7:38 AM
LOU P
✓Experienced Mechanic
118 POSTS
Hello, Lou here, the flashing "D" means that there is a transmission failure of some sort. the best option is to have the car diagnosed and not to drive it if at all possible or more damage may occur.