The transmission shift solenoids are located in the side pan so you might need to remove the transmission mount to get the cover off.
This guide will give you an idea.
You will be changing the transmission fluid at the same time.
Here is a diagram (Below) of the valve body which is where the solenoids are located.
Check out the diagrams (Below)
Please let us know if you need anything else to get the problem fixed.
Thursday, November 1st, 2012 AT 6:09 PM