cadillac Workshop Repair Guides

Cadillac Workshop Service and Repair Manuals

Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 6769 > < Heated Oxygen Sensor Replacement - Bank 1 Sensor 1
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6. Remove the HO2S from the catalytic converter.

Installation Procedure

Notice:  A special anti-seize compound is used on the oxygen sensor threads. New service sensors should already have the compound applied to
the threads. Coat the threads of a reused sensor with anti-seize compound P/N 5613695 or equivalent.

Notice:  Refer to Component Fastener Tightening Notice  (See: Service Precautions/Vehicle Damage Warnings/Component Fastener Tightening
Notice) .

1. Install the HO2S to the catalytic converter.

Tighten the HO2S to 40 N.m (30 lb ft).

2. Lower the vehicle.

3. Install the HO2S electrical connector to the wiring harness bracket.
4. Connect the HO2S electrical connector.
5. Install the fuel injector sight shield, if necessary. Refer to Fuel Injector Sight Shield Replacement (LP1, LY7)  (See: Fuel Delivery and Air

Induction/Fuel Injector/Service and Repair/Fuel Injector Sight Shield Replacement (LY7) VIN 7 W/O Direct Fuel Injection)Fuel Injector Sight
Shield Replacement (LLT)  (See: Fuel Delivery and Air Induction/Fuel Injector/Service and Repair/Fuel Injector Sight Shield Replacement (LLT)
VIN V W/  Direct Fuel Injection) .

Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 6769 > < Heated Oxygen Sensor Replacement - Bank 1 Sensor 1