1994 mercury sable - when I am driving. What could it be? Car was sitting for about a year. Then when I started to drive again it would not shift out of 3rd. Gear. What would cause this to happen? The car it a 1994 mercury sable. We put a throttle position sensor on it did nothing.
have the same problem?
Saturday, April 7th, 2012 AT 1:34 AM
The valve body may be rusty not allowing the valves to move.
Try having the system flushed otherwise it needs to be pulled and overhauled.