Replaces

O2 Oxygen Sensor Walker Products 250-24339 - WKEOS00049

Walker Products Oxygen Sensor: 250-24339

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 (17.75 Inches)
  • Upstream or Downstram Sensor
    • as listed per application
  • 4 wire configuration
  • Replaces dealer part numbers: 12589550, 12570795, 12578624, 12581346, 12586646, 12590750, 12598176, 12603814, 24577303, 8125786240, 81257 86240, 8125907500, 81259 07500, 8245773030, 82457 73030
  • Built and tested to strict quality control standards

Note: For Express / Savana Van models used 1st & 2nd design sensors:

  • 1st Design is marked OE# 25333812
  • 2st Design is marked OE#19209805

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 run poorly or 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 Oxygen (O2) Sensor (0:38)
    • Raise and secure the vehicle
    • Disconnect the oxygen sensor wiring harness
    • Remove the O2 sensor with a 7/8 inch wrench
  2. step : Installing the New O2 Sensor (1:42)
    • Twist the new O2 sensor into place
    • Tighten the O2 sensor with a 7/8 inch wrench
    • Connect the O2 sensor wiring harness
    • Lower the vehicle to the ground

Tools needed for replacement:

    General Tools

  • Floor Jack
  • Jack Stands

  • Wrenches - SAE

  • 7/8 Inch Wrench

There are no reviews for this item. Write Review
Start typing your question and we'll check if it was already asked and answered. Learn More
No questions have been asked about this item. Be the first!

Vehicle Fit

Year Make Model Description
2004-2005Buick Rainier Buick Rainier L6 4.2L Downstream O2 Oxygen Sensor Walker Products 250-24339
2004-2006Buick Rainier Buick Rainier V8 5.3L Square Plug Downstream O2 Oxygen Sensor Walker Products 250-24339
2003-2005Chevy Astro Chevy Astro Upstream O2 Oxygen Sensor Driver Side Walker Products 250-24339
2004-2005Chevy Colorado Chevy Colorado L5 3.5L Downstream O2 Oxygen Sensor Walker Products 250-24339
2004-2005Chevy Colorado Chevy Colorado L4 2.8L Downstream O2 Oxygen Sensor Walker Products 250-24339
2003Chevy Express 1500 Van Chevy Express 1500 Van V8 5.3L with OE # 19209805 Oxygen Sensor Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003-2004Chevy Express 1500 Van Chevy Express 1500 Van V8 5.3L with OE # 19209805 Oxygen Sensor Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003Chevy Express 1500 Van Chevy Express 1500 Van V6 4.3L with OE # 19209805 Oxygen Sensor Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003Chevy Express 1500 Van Chevy Express 1500 Van V8 5.3L with OE # 19209805 Oxygen Sensor Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003-2004Chevy Express 1500 Van Chevy Express 1500 Van V8 5.3L with OE # 19209805 Oxygen Sensor Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003Chevy Express 1500 Van Chevy Express 1500 Van V6 4.3L with OE # 19209805 Oxygen Sensor Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2004-2006Chevy Express 1500 Van Chevy Express 1500 Van V8 5.3L Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2004-2006Chevy Express 1500 Van Chevy Express 1500 Van V6 4.3L Upstream O2 Oxygen Sensor Walker Products 250-24339
2004-2007Chevy Express 1500 Van Chevy Express 1500 Van V6 4.3L Upstream O2 Oxygen Sensor Walker Products 250-24339
2004-2007Chevy Express 1500 Van Chevy Express 1500 Van V6 4.3L Downstream O2 Oxygen Sensor Walker Products 250-24339
2004-2006Chevy Express 1500 Van Chevy Express 1500 Van V6 4.3L Downstream O2 Oxygen Sensor Walker Products 250-24339
2004-2006Chevy Express 1500 Van Chevy Express 1500 Van V8 5.3L Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2007Chevy Express 1500 Van Chevy Express 1500 Van V8 5.3L (excluding California Emissions) Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2007Chevy Express 1500 Van Chevy Express 1500 Van V8 5.3L (excluding California Emissions) Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003-2004Chevy Express 2500 Van Chevy Express 2500 Van V8 5.3L with OE # 19209805 Oxygen Sensor Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003Chevy Express 2500 Van Chevy Express 2500 Van V8 5.3L with OE # 19209805 Oxygen Sensor Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003Chevy Express 2500 Van Chevy Express 2500 Van V6 4.3L with OE # 19209805 Oxygen Sensor Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003-2004Chevy Express 2500 Van Chevy Express 2500 Van V8 5.3L with OE # 19209805 Oxygen Sensor Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003Chevy Express 2500 Van Chevy Express 2500 Van V6 4.3L with OE # 19209805 Oxygen Sensor Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003Chevy Express 2500 Van Chevy Express 2500 Van V8 5.3L with OE # 19209805 Oxygen Sensor Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2004-2006Chevy Express 2500 Van Chevy Express 2500 Van V8 5.3L Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2004-2006Chevy Express 2500 Van Chevy Express 2500 Van V6 4.3L Upstream O2 Oxygen Sensor Walker Products 250-24339
2004-2007Chevy Express 2500 Van Chevy Express 2500 Van V6 4.3L Upstream O2 Oxygen Sensor Walker Products 250-24339
2004-2007Chevy Express 2500 Van Chevy Express 2500 Van V6 4.3L Downstream O2 Oxygen Sensor Walker Products 250-24339
2004-2006Chevy Express 2500 Van Chevy Express 2500 Van V6 4.3L Downstream O2 Oxygen Sensor Walker Products 250-24339
2004-2006Chevy Express 2500 Van Chevy Express 2500 Van V8 5.3L Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2005-2007Chevy Express 2500 Van Chevy Express 2500 Van V8 6.0L Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2005-2007Chevy Express 2500 Van Chevy Express 2500 Van V8 6.0L Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003-2004Chevy Express 3500 Van Chevy Express 3500 Van with OE # 19209805 Oxygen Sensor Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003-2004Chevy Express 3500 Van Chevy Express 3500 Van with OE # 19209805 Oxygen Sensor Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2005-2007Chevy Express 3500 Van Chevy Express 3500 Van V8 6.0L Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2005-2007Chevy Express 3500 Van Chevy Express 3500 Van V8 6.0L Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2004-2008Chevy Malibu Chevy Malibu L4 2.2L Downstream O2 Oxygen Sensor Walker Products 250-24339
2006Chevy SSR Chevy SSR Square Plug Downstream O2 Oxygen Sensor Walker Products 250-24339
2002-2005Chevy Trailblazer Chevy Trailblazer L6 4.2L Downstream O2 Oxygen Sensor Walker Products 250-24339
2006Chevy Trailblazer Chevy Trailblazer V8 6.0L Square Plug Downstream O2 Oxygen Sensor Walker Products 250-24339
2006Chevy Trailblazer Chevy Trailblazer V8 5.3L Square Plug Downstream O2 Oxygen Sensor Walker Products 250-24339
2006Chevy Trailblazer EXT Chevy Trailblazer EXT V8 5.3L Square Plug Downstream O2 Oxygen Sensor Walker Products 250-24339
2004-2005GMC Canyon GMC Canyon L5 3.5L Downstream O2 Oxygen Sensor Walker Products 250-24339
2004-2005GMC Canyon GMC Canyon L4 2.8L Downstream O2 Oxygen Sensor Walker Products 250-24339
2002-2005GMC Envoy GMC Envoy L6 4.2L Downstream O2 Oxygen Sensor Walker Products 250-24339
2006GMC Envoy GMC Envoy V8 5.3L Square Plug Downstream O2 Oxygen Sensor Walker Products 250-24339
2006GMC Envoy XL GMC Envoy XL V8 5.3L Square Plug Downstream O2 Oxygen Sensor Walker Products 250-24339
2004-2005GMC Envoy XUV GMC Envoy XUV L6 4.2L Downstream O2 Oxygen Sensor Walker Products 250-24339
2003-2005GMC Safari GMC Safari Upstream O2 Oxygen Sensor Driver Side Walker Products 250-24339
2003GMC Savana 1500 Van GMC Savana 1500 Van V6 4.3L with OE # 19209805 Oxygen Sensor Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003-2004GMC Savana 1500 Van GMC Savana 1500 Van V8 5.3L with OE # 19209805 Oxygen Sensor Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003GMC Savana 1500 Van GMC Savana 1500 Van V8 5.3L with OE # 19209805 Oxygen Sensor Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003-2004GMC Savana 1500 Van GMC Savana 1500 Van V8 5.3L with OE # 19209805 Oxygen Sensor Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003GMC Savana 1500 Van GMC Savana 1500 Van V6 4.3L with OE # 19209805 Oxygen Sensor Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003GMC Savana 1500 Van GMC Savana 1500 Van V8 5.3L with OE # 19209805 Oxygen Sensor Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2004-2006GMC Savana 1500 Van GMC Savana 1500 Van V8 5.3L Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2004-2006GMC Savana 1500 Van GMC Savana 1500 Van V6 4.3L Upstream O2 Oxygen Sensor Walker Products 250-24339
2004-2006GMC Savana 1500 Van GMC Savana 1500 Van V8 5.3L Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2004-2006GMC Savana 1500 Van GMC Savana 1500 Van V6 4.3L Downstream O2 Oxygen Sensor Walker Products 250-24339
2007GMC Savana 1500 Van GMC Savana 1500 Van V8 5.3L (excluding California Emissions) Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2007GMC Savana 1500 Van GMC Savana 1500 Van V8 5.3L (excluding California Emissions) Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003GMC Savana 2500 Van GMC Savana 2500 Van V8 5.3L with OE # 19209805 Oxygen Sensor Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003-2004GMC Savana 2500 Van GMC Savana 2500 Van V8 5.3L with OE # 19209805 Oxygen Sensor Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003GMC Savana 2500 Van GMC Savana 2500 Van V6 4.3L with OE # 19209805 Oxygen Sensor Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003-2004GMC Savana 2500 Van GMC Savana 2500 Van V8 5.3L with OE # 19209805 Oxygen Sensor Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003GMC Savana 2500 Van GMC Savana 2500 Van V6 4.3L with OE # 19209805 Oxygen Sensor Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003GMC Savana 2500 Van GMC Savana 2500 Van V8 5.3L with OE # 19209805 Oxygen Sensor Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2004-2007GMC Savana 2500 Van GMC Savana 2500 Van V8 4.8L Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2004-2006GMC Savana 2500 Van GMC Savana 2500 Van V8 5.3L Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2004-2006GMC Savana 2500 Van GMC Savana 2500 Van V6 4.3L Upstream O2 Oxygen Sensor Walker Products 250-24339
2004-2007GMC Savana 2500 Van GMC Savana 2500 Van V8 4.8L Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2004-2006GMC Savana 2500 Van GMC Savana 2500 Van V8 5.3L Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2004-2006GMC Savana 2500 Van GMC Savana 2500 Van V6 4.3L Downstream O2 Oxygen Sensor Walker Products 250-24339
2005-2007GMC Savana 2500 Van GMC Savana 2500 Van V8 6.0L Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2005-2007GMC Savana 2500 Van GMC Savana 2500 Van V8 6.0L Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003-2004GMC Savana 3500 Van GMC Savana 3500 Van V8 6.0L with OE # 19209805 Oxygen Sensor Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003-2004GMC Savana 3500 Van GMC Savana 3500 Van V8 6.0L with OE # 19209805 Oxygen Sensor Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2004-2007GMC Savana 3500 Van GMC Savana 3500 Van V8 4.8L Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2004-2007GMC Savana 3500 Van GMC Savana 3500 Van V8 4.8L Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2005-2007GMC Savana 3500 Van GMC Savana 3500 Van V8 6.0L Upstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2005-2007GMC Savana 3500 Van GMC Savana 3500 Van V8 6.0L Downstream O2 Oxygen Sensor Passenger Side Walker Products 250-24339
2003-2005Isuzu Ascender Isuzu Ascender L6 4.2L Downstream O2 Oxygen Sensor Walker Products 250-24339
2002-2004Oldsmobile Bravada Olds Bravada Downstream O2 Oxygen Sensor Walker Products 250-24339
2006-2007Pontiac G6 Pontiac G6 L4 2.4L Downstream O2 Oxygen Sensor Walker Products 250-24339
2006-2007Pontiac Solstice Pontiac Solstice L4 2.4L Downstream O2 Oxygen Sensor Walker Products 250-24339
2005Saab 9-7X Saab 9-7X L6 4.2L Downstream O2 Oxygen Sensor Walker Products 250-24339
2006Saab 9-7X Saab 9-7X V8 5.3L Square Plug Downstream O2 Oxygen Sensor Walker Products 250-24339
2007Saturn Sky Saturn Sky L4 2.4L Downstream O2 Oxygen Sensor Walker Products 250-24339

This part replaces:

  • Walker Products 250-24339
Only 4 left in stock
Part #: WKEOS00049


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 #: 250-24339

How-to Video:

(03:12 min)