You will need to check the trans oil level and make sure its full, if it is check that the transmission is selecting at the box, if the linkages are OK, you will have to get a transmission specialist to check and report on this problem for you.
Mark (mhpautos)
Nov 25, 2008 at 3:08 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.