buick Workshop Repair Guides

Buick Workshop Service and Repair Manuals

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Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 4983 > < Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 4981

Lucerne V8-4.6L (2008)

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3. Connect the engine harness electrical connector to the HO2S.
4. Install the oxygen sensor wiring harness heat shield. Refer to Oxygen Sensor Wiring Harness Heat Shield Replacement  (See: Engine, Cooling and

Exhaust/Exhaust System/Heat Shield/Service and Repair).

Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 4983 > < Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 4981