engine stalls on 1999 Ford Contour

the engine stalls wend I put it on reverse or drive what could be the problem

Get Your Car Fixed at a RepairPal Certified Shop.
We certify shops based on expertise, quality work, and verified customer reviews
3 answers
The engine dose not run right wen it warms up.
Your idle speed may be too low and the valve that controls the idle speed may need attention.
not sure,,however,,we gonna take vaccum hose off the fuel regulator and run it a day or so and find out,,,,seems a lot of these cars had weak fuel pumps,,