Replaces

O2 Oxygen Sensor Walker Products 250-24269 - WKEOS00040

Walker Products Oxygen Sensor: 250-24269

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 (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.

Returns Note:

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.

  1. step : Removing the O2 Sensor (0:37)
    • Pry out the clip and pin from the sensor
    • Disconnect the O2 sensor harness
    • Cut off the harness connector and sensor with wire cutters
    • Remove the O2 sensor wire with a 7/8 wrench
  2. step : Installing the New O2 Sensor (2:20)
    • Twist on the O2 sensor to the exhaust pipe
    • Tighten the O2 sensor with a 7/8 wrench
    • Reconnect the O2 sensor harness
    • Replace the pin and re-clip the harness to the vehicle

Tools needed for replacement:

    Pliers, Cutters & misc Wrenches

  • Wire Cutters

  • Screwdrivers & Related

  • Flat Blade Screwdriver

  • Wrenches - SAE

  • 7/8 Inch Wrench

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Vehicle Fit

Year Make Model Description
2001-2005Buick Century Buick Century V6 3.1L Upstream O2 Oxygen Sensor Walker Products 250-24269
2004Buick Rainier Buick Rainier V8 5.3L Upstream O2 Oxygen Sensor Walker Products 250-24269
2002-2005Buick Rendezvous Buick Rendezvous V6 3.4L Upstream O2 Oxygen Sensor Walker Products 250-24269
2000-2004Cadillac Deville Cadillac Deville V8 4.6L Upstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002Cadillac Eldorado Cadillac Eldorado V8 4.6L Upstream O2 Oxygen Sensor Walker Products 250-24269
2000-2003Cadillac Seville Cadillac Seville V8 4.6L Upstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002Chevy Astro Chevy Astro V6 4.3L Downstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002Chevy Astro Chevy Astro V6 4.3L Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24269
2002Chevy Avalanche 1500 Chevy Avalanche 1500 V8 5.3L (Canada Built Models (1st VIN Digit 2)) Upstream O2 Oxygen Sensor Walker Products 250-24269
2002Chevy Avalanche 1500 Chevy Avalanche 1500 V8 5.3L (Canada Built Models (1st VIN Digit 2)) Downstream O2 Oxygen Sensor Walker Products 250-24269
2002-2005Chevy Blazer S10 Chevy Blazer S10 V6 4.3L Upstream O2 Oxygen Sensor Walker Products 250-24269
2002-2005Chevy Blazer S10 Chevy Blazer S10 V6 4.3L Downstream O2 Oxygen Sensor Walker Products 250-24269
2001-2005Chevy Impala Chevy Impala V6 3.4L Upstream O2 Oxygen Sensor Walker Products 250-24269
2001-2003Chevy Malibu Chevy Malibu V6 3.1L Upstream O2 Oxygen Sensor Walker Products 250-24269
2004-2005Chevy Monte Carlo Chevy Monte Carlo V6 3.8L Upstream O2 Oxygen Sensor Walker Products 250-24269
2004-2005Chevy Monte Carlo Chevy Monte Carlo V6 3.8L Supercharged Upstream O2 Oxygen Sensor Walker Products 250-24269
2005Chevy Monte Carlo Chevy Monte Carlo V6 3.4L Upstream O2 Oxygen Sensor Walker Products 250-24269
2002-2004Chevy S10 Pickup Chevy S10 Pickup V6 4.3L Upstream O2 Oxygen Sensor Walker Products 250-24269
2002-2004Chevy S10 Pickup Chevy S10 Pickup V6 4.3L Downstream O2 Oxygen Sensor Walker Products 250-24269
2003-2004Chevy SSR Chevy SSR V8 5.3L Upstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002Chevy Silverado 1500 Chevy Silverado 1500 V8 4.8L (Canada Built Models (1st VIN Digit 2)) Upstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002Chevy Silverado 1500 Chevy Silverado 1500 V8 5.3L (Canada Built Models (1st VIN Digit 2)) Upstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002Chevy Silverado 1500 Chevy Silverado 1500 V8 5.3L (Canada Built Models (1st VIN Digit 2)) Downstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002Chevy Silverado 1500 Chevy Silverado 1500 V8 4.8L (Canada Built Models (1st VIN Digit 2)) Downstream O2 Oxygen Sensor Walker Products 250-24269
2002Chevy Silverado 1500 Chevy Silverado 1500 V6 4.3L Upstream O2 Oxygen Sensor Walker Products 250-24269
2002Chevy Silverado 1500 Chevy Silverado 1500 V6 4.3L Downstream O2 Oxygen Sensor Walker Products 250-24269
2000Chevy Silverado 2500 Chevy Silverado 2500 V8 5.3L (Canada Built Models (1st VIN Digit 2)) Upstream O2 Oxygen Sensor Walker Products 250-24269
2000Chevy Silverado 2500 Chevy Silverado 2500 V8 5.3L (Canada Built Models (1st VIN Digit 2)) Downstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002Chevy Suburban 1500 Chevy Suburban 1500 V8 5.3L (Canada Built Models (1st VIN Digit 2)) Upstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002Chevy Suburban 1500 Chevy Suburban 1500 V8 5.3L (Canada Built Models (1st VIN Digit 2)) Downstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002Chevy Tahoe Chevy Tahoe V8 5.3L (8th Vin Digit T) (Canada Built Models (1st VIN Digit 2)) Upstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002Chevy Tahoe Chevy Tahoe V8 4.8L (Canada Built Models (1st VIN Digit 2)) Upstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002Chevy Tahoe Chevy Tahoe V8 4.8L (Canada Built Models (1st VIN Digit 2)) Downstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002Chevy Tahoe Chevy Tahoe V8 5.3L (8th Vin Digit T) (Canada Built Models (1st VIN Digit 2)) Downstream O2 Oxygen Sensor Walker Products 250-24269
2002Chevy Tahoe Chevy Tahoe V8 5.3L (8th Vin Digit Z) Upstream O2 Oxygen Sensor Walker Products 250-24269
2002Chevy Tahoe Chevy Tahoe V8 5.3L (8th Vin Digit Z) Downstream O2 Oxygen Sensor Walker Products 250-24269
2003-2004Chevy Trailblazer EXT Chevy Trailblazer EXT V8 5.3L Upstream O2 Oxygen Sensor Walker Products 250-24269
2002-2005Chevy Venture Chevy Venture V6 3.4L Upstream O2 Oxygen Sensor Walker Products 250-24269
2003-2004GMC Envoy XL GMC Envoy XL V8 5.3L Upstream O2 Oxygen Sensor Walker Products 250-24269
2002-2004GMC S-15 Sonoma GMC S-15 Sonoma V6 4.3L Upstream O2 Oxygen Sensor Walker Products 250-24269
2002-2004GMC S-15 Sonoma GMC S-15 Sonoma V6 4.3L Downstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002GMC Safari GMC Safari V6 4.3L Downstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002GMC Safari GMC Safari V6 4.3L Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24269
2000-2002GMC Sierra 1500 GMC Sierra 1500 V8 5.3L (Canada Built Models (1st VIN Digit 2)) Upstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002GMC Sierra 1500 GMC Sierra 1500 V8 4.8L (Canada Built Models (1st VIN Digit 2)) Upstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002GMC Sierra 1500 GMC Sierra 1500 V8 5.3L (Canada Built Models (1st VIN Digit 2)) Downstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002GMC Sierra 1500 GMC Sierra 1500 V8 4.8L (Canada Built Models (1st VIN Digit 2)) Downstream O2 Oxygen Sensor Walker Products 250-24269
2002GMC Sierra 1500 GMC Sierra 1500 V6 4.3L Upstream O2 Oxygen Sensor Walker Products 250-24269
2002GMC Sierra 1500 GMC Sierra 1500 V6 4.3L Downstream O2 Oxygen Sensor Walker Products 250-24269
2000GMC Sierra 2500 GMC Sierra 2500 V8 5.3L (Canada Built Models (1st VIN Digit 2)) Upstream O2 Oxygen Sensor Walker Products 250-24269
2000GMC Sierra 2500 GMC Sierra 2500 V8 5.3L (Canada Built Models (1st VIN Digit 2)) Downstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002GMC Yukon GMC Yukon V8 5.3L (Canada Built Models (1st VIN Digit 2)) Upstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002GMC Yukon GMC Yukon V8 4.8L (Canada Built Models (1st VIN Digit 2)) Upstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002GMC Yukon GMC Yukon V8 5.3L (Canada Built Models (1st VIN Digit 2)) Downstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002GMC Yukon GMC Yukon V8 4.8L (Canada Built Models (1st VIN Digit 2)) Downstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002GMC Yukon XL 1500 GMC Yukon XL 1500 V8 5.3L (Canada Built Models (1st VIN Digit 2)) Upstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002GMC Yukon XL 1500 GMC Yukon XL 1500 V8 5.3L (Canada Built Models (1st VIN Digit 2)) Downstream O2 Oxygen Sensor Walker Products 250-24269
2002Honda Passport Honda Passport V6 3.2L Upstream O2 Oxygen Sensor Walker Products 250-24269
2002Honda Passport Honda Passport V6 3.2L Downstream O2 Oxygen Sensor Walker Products 250-24269
2003-2004Isuzu Ascender Isuzu Ascender V8 5.3L Upstream O2 Oxygen Sensor Walker Products 250-24269
2004Isuzu Axiom Isuzu Axiom V6 3.5L Upstream O2 Oxygen Sensor Walker Products 250-24269
2004Isuzu Axiom Isuzu Axiom V6 3.5L Downstream O2 Oxygen Sensor Walker Products 250-24269
2002-2004Isuzu Rodeo Isuzu Rodeo V6 3.2L Upstream O2 Oxygen Sensor Walker Products 250-24269
2002-2004Isuzu Rodeo Isuzu Rodeo V6 3.2L Downstream O2 Oxygen Sensor Walker Products 250-24269
2004Isuzu Rodeo Isuzu Rodeo V6 3.5L Upstream O2 Oxygen Sensor Walker Products 250-24269
2004Isuzu Rodeo Isuzu Rodeo V6 3.5L Downstream O2 Oxygen Sensor Walker Products 250-24269
2002-2003Isuzu Rodeo Sport Isuzu Rodeo Sport V6 3.2L Upstream O2 Oxygen Sensor Walker Products 250-24269
2002-2003Isuzu Rodeo Sport Isuzu Rodeo Sport V6 3.2L Downstream O2 Oxygen Sensor Walker Products 250-24269
2001-2004Oldsmobile Alero Olds Alero V6 3.4L Upstream O2 Oxygen Sensor Walker Products 250-24269
2001-2003Oldsmobile Aurora Olds Aurora V8 4.0L Upstream O2 Oxygen Sensor Walker Products 250-24269
2001-2002Oldsmobile Aurora Olds Aurora V6 3.5L Upstream O2 Oxygen Sensor Walker Products 250-24269
2000-2002Oldsmobile Intrigue Olds Intrigue V6 3.5L Upstream O2 Oxygen Sensor Walker Products 250-24269
2001-2004Oldsmobile Silhouette Olds Silhouette V6 3.4L Upstream O2 Oxygen Sensor Walker Products 250-24269
2001-2005Pontiac Aztek Pontiac Aztek V6 3.4L Upstream O2 Oxygen Sensor Walker Products 250-24269
2001-2005Pontiac Grand Am Pontiac Grand Am V6 3.4L Upstream O2 Oxygen Sensor Walker Products 250-24269
2001-2003Pontiac Grand Prix Pontiac Grand Prix V6 3.1L Upstream O2 Oxygen Sensor Walker Products 250-24269
2001-2005Pontiac Montana Pontiac Montana V6 3.4L Upstream O2 Oxygen Sensor Walker Products 250-24269

This part replaces:

  • Walker Products 250-24269
Only 2 left in stock
Part #: WKEOS00040


Order must be placed by 4pm ET

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout

Walker Products
Brand #: 250-24269

How-to Video:

(03:02 min)