One problem related to gas recirculation valve (egr valve) has been reported for the 2002 Mercury Sable. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2002 Mercury Sable based on all problems reported for the 2002 Sable.
In March 2003 while driving 52 mph vehicle was involved in a collision where front end was damaged, and front air bags did not deploy. Dealer stated that front air bags should have deployed. The vehicle check engine light illuminated and it's experiencing problem with the egr valve and fuel pump.