we failed the smog test in nevada after driving from rochester ny what went wrong on 1993 Ford Aerostar

we failed the smog test we just want to know what could be the problem

by in Henderson, NV on September 25, 2010
Get Your Car Fixed at a RepairPal Certified Shop.
We certify shops based on expertise, quality work, and verified customer reviews
1 answer
ANSWER by , September 25, 2010
which part did you fail?