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Home >> Cadillac >> 1990 >> Seville V8-273 4.5L >> Repair and Diagnosis >> Powertrain Management >> Emission Control Systems >> Application and ID
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Emission Control Systems: Application and ID





Engine V8-273"/4.5L




Fuel System PFI




DEVICES & SYSTEMS


AIR [1] Air Injection Reaction System

CEC Computerized Engine Controls

EGR Positive Back Pressure Exhaust Gas Recirculation System

EVAP Evaporative Emission Control System (EECS)

[1][2]PCV Positive Crankcase Ventilation System

TWC [2] Three-way Catalyst

Remarks:

[1] Federal And Export Models Only.

[2] Oxidation Reduction Catalyst (ORC), Dual Bed Monolith Type
.