Removal Procedure

2006 Chevrolet Suburban C2500, 6.0 USECTION Removal Procedure
WARNING: This page is about a different variant/trim than selected.
NOTE: Refer to Heated Oxygen and Oxygen Sensor Notice in Cautions and Notices.
    Fig 1: Oxygen Sensor (HO2S) Electrical Connector
    GM694902Courtesy of GENERAL MOTORS CORP.
  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Disconnect the connector position assurance (CPA) retainer.
  3. Disconnect the HO2S sensor electrical connector.
  4. Fig 2: Locating HO2S - Downstream
    GM710400Courtesy of GENERAL MOTORS CORP.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.