Oldsmobile Workshop Service and Repair Manuals > Calais L4-138 2.3L VIN D FI (1990) > Powertrain Management | Sensors and Switches - Powertrain Management | Sensors and Switches - Computers and Control Systems | Oxygen Sensor | Component Information | Technical Service Bulletins

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Oxygen Sensor: Locations

Engine Compartment Components.

Rear Of Engine.

Rear Of Engine, On Exhaust Manifold

Applicable to: 4-138/2.3L

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