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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1344 (Engine Controls And Fuel - Hybrid (Hp2) 6.0L (LFA) - Introduction (1 Of 2)) >> Repair Instructions >> Heated Oxygen Sensor Replacement - Bank 1 Sensor 2 >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2009 GMC Sierra and 2009 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: Refer to Heated Oxygen and Oxygen Sensor Caution .
    Fig 1: Locating HO2S & Components
    GM1960375Courtesy of GENERAL MOTORS CORP.
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. If equipped with 2 wheel drive (2WD) perform the following steps, if equipped with 4 wheel drive (4WD) proceed to step 5.
  3. Remove the connector position assurance (CPA) retainer (2).
  4. Disconnect the HO2S electrical connector (3) from the engine wiring harness electrical connector (5).
    5. Fig 2: View Of CPA Retainer
    GM1960373Courtesy of GENERAL MOTORS CORP.
  5. Remove the connector position assurance (CPA) retainer (2).
  6. Disconnect the HO2S electrical connector (4) from the engine wiring harness electrical connector (3).
    7. Fig 3: View Of Exhaust Sensors
    GM1960379Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer to Excessive Force and Oxygen Sensor Caution .
  7. Remove the HO2S (4).
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