Emission Control Systems: Application and ID

Engine Fuel System
5.9L (360 cu. in.) V8 TBI (Dual Point)

DEVICES AND SYSTEMS

AIS [1] Air Injection System
CEC Computerized Engine Controls
EVAP Evaporative Emission Control
EGR Back-Pressure Exhaust Gas Recirculation
HIAS Heated Inlet Air System
PCV Positive Crankcase Ventilation
TWC [1] Three-Way Catalyst
Remarks:
[1] Models with dual exhaust have dual air pumps and dual catalysts
Note: Heavy Duty (Any vehicle over 8501 lbs. GVW is considered Heavy Duty)
Note: Light Duty (Any vehicle under 8500 lbs. GVW is considered Light Duty)