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Home > Buick > Regal > Oxygen Sensors > 2001-2005 Buick Century Upstream O2 Oxygen Sensor for V6 3.1L

 
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Buick Regal O2 Oxygen Sensor


1AEOS01028

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How To Install Replace Upstream O2 Sensor Chevy S10 Blazer GMC Jimmy 4.3L


This replacement oxygen sensor is just what you need to get your vehicle in good working form again!

Specifications:

  • Brand New Oxygen Sensor
  • Direct Fit
    • Correct Connector No cutting or splicing
    • Correct wire length (15.75 Inches)
  • Upstream or Downstream Sensor
    • as listed per application
  • 4 wire configuration
  • Replaces dealer part numbers: 12558850, 12559850, 12561776, 12562943, 12567127, 12567254, 12590789, 8125671270, 81256 71270, 8972873520, 89728 73520, 97287352, 972873520
  • Built and tested to strict quality control standards

Note: For clarification purposes:

  • Upstream location is between the catalytic converter and the engine
  • Downstream location is between the catalytic converter and the tailpipe

If you have a bad O2 sensor causing your vehicle to fail an emission test then this is the part for you.

Note:  You may be required to reset the vehicle’s computer after installation of this part.

1 Year Warranty

This item is backed by a 1 Year Manufacturers Warranty. In the event this item should fail during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser. Please keep your invoice for proof of this warranty.



This part replaces:
  • STANDARD MOTOR PRODUCTS #: SG1856

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