Buick Workshop Service and Repair Manuals > Somerset Regal L4-151 2.5L (1985) > 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

Front Of Engine.

In Exhaust Manifold

Applicable to: Grand Am w/2.5L

LH Front Of Engine.

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