Oldsmobile Workshop Service and Repair Manuals > Calais L4-151 2.5L VIN U TBI (1989) > Sensors and Switches | 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.

LH Front Of Engine.

Front Of Engine, On Exhaust Manifold

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