car started sputtering and losing power now wont start?!! Whats wrong? on 1999 Mercury Sable

driving down the road stopped at stop sign car was sputtering and losing power made it 3 blocks to home and turned the car off. Now it will not start any idea on whats wrong?

Asked by for the 1999 Mercury Sable
There are 2 common things that every vehicle needs to run - fuel and spark. Check for fuel pressure and good spark.
1 more answer
Hey, thats how my car did about 6 months before the transmission had to be repaired etc see my question 2005 mercury sable. Had I known that it was computer, transmission I would have had it fixed before I replaced starter, battery, etc. Check that transmission!