my car revs like theres no transmission fluid but there is plenty of fluid in the car. when your on the gas sometimes it will be driving fine but when you let off the gas it bogs down like if you were in low and let off the gas. the guy who just fixed my head-gasket noticed that the fans in my weren't turning on soon enough so my car gets he said i might need to get the computer checked out didn't know if getting a new computer would fix the transmission not shifting right