Replaces

O2 Oxygen Sensor Walker Products 250-24273 - WKEOS00041

Walker Products Oxygen Sensor: 250-24273

Walker Products, an ISO 9001-2008 / TS16949 certified company, specializes in the manufacturing and distribution of Fuel System Components and Automotive Engine Management products. Walker is committed to meeting or exceeding OEM or equivalent standards and specifications. This effort is backed by Walker's own manufacturing, product management and engineering expertise.

Specifications:

  • Brand New Walker Oxygen Sensor
  • Direct Fit
    • Correct Connector No cutting or splicing
    • Correct wire length (12.25 Inches)
  • Upstream or Downstream Sensor
    • as listed per application
  • 4 wire configuration
  • Replaces dealer part numbers: 12558143, 12562866, 12568234, 12574218, 12583190, 8972873520, 89728 73520, 97287352, 12568234
  • 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.

Our electrical and electronic parts are subject to strict quality control testing .  Once the item has been installed or plugged in, it is no longer eligible for a refund.  The item may be eligible for replacement, only if it is found to have a manufacturing defect. Before purchasing, please ensure proper diagnosis of the failed original part is performed

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

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects 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.

  1. step : Identifying your Oxygen Sensors (0:57)
    • Upstream oxygen sensors are located in between the engine and the catalytic converter
    • Downstream oxygen sensors are located in the catalytic converter or farther away from the engine than the catalytic converter
    • Locate your vehicle's firing order diagram
    • The bank that contains cylinder one is bank one
    • The bank that does not contain cylinder one is bank two, even if it does not contain cylinder two

Tools needed for replacement:

    1A - No Tools Needed

  • No Tools Needed

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How-to Video:

(03:08 min)

Tools List:

    1A - No Tools Needed

  • No Tools Needed



This part replaces:

  • Walker Products 250-24273

Vehicle Fit

  • 2005-2009 Buick LaCrosse Upstream O2 Oxygen Sensor V6 3.8L excluding California Emissions Walker Products 250-24273
  • 2004-2005 Buick LeSabre Upstream O2 Oxygen Sensor V6 3.8L Walker Products 250-24273
  • 2006 Buick Lucerne Upstream O2 Oxygen Sensor V6 3.8L Walker Products 250-24273
  • 2007-2008 Buick Lucerne Upstream O2 Oxygen Sensor V6 3.8L excluding Partial Zero Emissions Vehicle (PZEV) Walker Products 250-24273
  • 2004-2005 Buick Park Avenue Upstream O2 Oxygen Sensor V6 3.8L Walker Products 250-24273
  • 2004-2005 Buick Park Avenue Upstream O2 Oxygen Sensor V6 3.8L Supercharged Walker Products 250-24273
  • 2004 Buick Regal Upstream O2 Oxygen Sensor V6 3.8L Walker Products 250-24273
  • 2004 Buick Regal Upstream O2 Oxygen Sensor V6 3.8L Supercharged Walker Products 250-24273
  • 1998-1999 Chevy Astro Upstream or Downstream O2 Oxygen Sensor V6 4.3L Walker Products 250-24273
  • 2002-2005 Chevy Cavalier Upstream O2 Oxygen Sensor L4 2.2L Walker Products 250-24273
  • 2004-2005 Chevy Classic Upstream O2 Oxygen Sensor L4 2.2L Walker Products 250-24273
  • 2005-2007 Chevy Cobalt SS Upstream O2 Oxygen Sensor L4 2.0L Supercharged Walker Products 250-24273
  • 2004-2005 Chevy Impala Upstream O2 Oxygen Sensor V6 3.8L Walker Products 250-24273
  • 2004-2005 Chevy Impala Upstream O2 Oxygen Sensor V6 3.8L Supercharged Walker Products 250-24273
  • 2004-2006 Chevy Malibu Upstream O2 Oxygen Sensor L4 2.2L Walker Products 250-24273
  • 2004-2005 Chevy Monte Carlo Upstream O2 Oxygen Sensor V6 3.8L Walker Products 250-24273
  • 2004-2005 Chevy Monte Carlo Upstream O2 Oxygen Sensor V6 3.8L Supercharged Walker Products 250-24273
  • 1998-1999 GMC Safari Upstream or Downstream O2 Oxygen Sensor V6 4.3L Walker Products 250-24273
  • 2002-2004 Olds Alero Upstream O2 Oxygen Sensor L4 2.2L Walker Products 250-24273
  • 2004-2005 Pontiac Bonneville Upstream O2 Oxygen Sensor V6 3.8L Walker Products 250-24273
  • 2002-2005 Pontiac Grand Am Upstream O2 Oxygen Sensor L4 2.2L Walker Products 250-24273
  • 2004 Pontiac Grand Prix Upstream O2 Oxygen Sensor V6 3.8L Walker Products 250-24273
  • 2005-2006 Pontiac Grand Prix Upstream O2 Oxygen Sensor V6 3.8L excluding California Emissions Walker Products 250-24273
  • 2005 Pontiac Grand Prix Upstream O2 Oxygen Sensor V8 5.3L excluding California Emissions Walker Products 250-24273
  • 2007-2008 Pontiac Grand Prix Upstream O2 Oxygen Sensor V6 3.8L excluding Partial Zero Emissions Vehicle (PZEV) Walker Products 250-24273
  • 2002-2005 Pontiac Sunfire Upstream O2 Oxygen Sensor L4 2.2L Walker Products 250-24273
  • 2003-2004 Saturn Ion Upstream O2 Oxygen Sensor L4 2.2L Walker Products 250-24273
  • 2004-2007 Saturn Ion Upstream O2 Oxygen Sensor L4 2.0L Supercharged Walker Products 250-24273
  • 2004-2007 Saturn Ion Red Line Upstream O2 Oxygen Sensor L4 2.0L Supercharged Walker Products 250-24273
  • 2004 Saturn L Sedan Upstream O2 Oxygen Sensor L4 2.2L Walker Products 250-24273
  • 2004 Saturn L Wagon Upstream O2 Oxygen Sensor L4 2.2L Walker Products 250-24273
  • 2002-2005 Saturn Vue Upstream O2 Oxygen Sensor L4 2.2L Walker Products 250-24273
Only 4 left in stock
Part #: WKEOS00041

Ships Same Day for orders placed by 4 P.M. ET

Walker Products
Brand #: 250-24273

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