Emission Control Systems: Application and ID
Engine V6-173"/2.8L
Fuel System MPFI
DEVICES & SYSTEMS
AIR (M/T ONLY) Air Injection Reaction System
CEC Computerized Engine Controls
EGR Exhaust Gas Recirculation System
EVAP [1] Evaporative Emission Control System
[1][2]PCV Positive Crankcase Ventilation System
TWC [2] Three-Way Catalyst
[1] EECS is the manufacturer's acronym
[2] Oxidation Reduction Catalyst (ORC)