Engine and Emission System Identification

ENGINE IDENTIFICATION
Engine VIN Code [1] M, Z
Engine Displacement 5.4L (330 CID)
Engine Configuration V8 SOHC

EMISSION SYSTEMS AND DEVICES*
Computerized Engine Controls EEC V (OBD II)
Fuel System Type Natural Gas Injection
Positive Crankcase Ventilation PCV
Exhaust Gas Recirculation Differential Pressure Feedback
Evaporative Emission Control None
Catalytic Convertor (CAT) One Three Way Catalyst
Ignition System (SPK) EI (Coil On Plug)
Oxygen Sensor [2]

* Always consult the vehicle's underhood emission label.
[1] The eighth digit of the Vehicle Identification Number (VIN) identifies the engine installed in the vehicle.
[2] Two Heated Oxygen Sensors (H02S).