Replaces

2004-2005 GMC Envoy XUV Downstream O2 Oxygen Sensor for L6 4.2L (Walker)

This part replaces:

  • Walker Products 250-24339

  • New

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.

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.

How-to Video:

(03:12 min)


This part replaces:

  • Walker Products 250-24339

Vehicle Fit

  • 2004-2005 Buick Rainier Downstream O2 Oxygen Sensor for L6 4.2L (Walker)
  • 2004-2006 Buick Rainier Downstream O2 Oxygen Sensor for V8 5.3L with Square Plug (Walker)
  • 2003-2005 Chevy Astro Upstream O2 Oxygen Sensor Driver Side (Walker)
  • 2004-2005 Chevy Colorado Downstream O2 Oxygen Sensor for L5 3.5L (Walker)
  • 2004-2005 Chevy Colorado Downstream O2 Oxygen Sensor for L4 2.8L (Walker)
  • 2003 Chevy Express 1500 Van Upstream or Downstream (OE# 19209805) O2 Oxygen Sensor for V8 5.3L Passenger Side (Walker Products)
  • 2003-2004 Chevy Express 1500 Van Upstream or Downstream (OE# 19209805) O2 Oxygen Sensor for V8 5.3L Passenger Side (Walker Products)
  • 2003 Chevy Express 1500 Van Upstream or Downstream (OE# 19209805) O2 Oxygen Sensor for V6 4.3L Passenger Side (Walker Products)
  • 2004-2006 Chevy Express 1500 Van Upstream or Downstream O2 Oxygen Sensor for V8 5.3L Passenger Side (Walker Products)
  • 2004-2006 Chevy Express 1500 Van Upstream or Downstream O2 Oxygen Sensor for V6 4.3L (Walker Products)
  • 2004-2007 Chevy Express 1500 Van Upstream or Downstream O2 Oxygen Sensor for V6 4.3L (Walker Products)
  • 2007 Chevy Express 1500 Van Upstream or Downstream O2 Oxygen Sensor for V8 5.3L (excluding California Emissions) Passenger Side (Walker Products)
  • 2003-2004 Chevy Express 2500 Van Upstream or Downstream (OE# 19209805) O2 Oxygen Sensor for V8 5.3L Passenger Side (Walker Products)
  • 2003 Chevy Express 2500 Van Upstream or Downstream (OE# 19209805) O2 Oxygen Sensor for V8 5.3L Passenger Side (Walker Products)
  • 2003 Chevy Express 2500 Van Upstream or Downstream (OE# 19209805) O2 Oxygen Sensor for V6 4.3L Passenger Side (Walker Products)
  • 2004-2006 Chevy Express 2500 Van Upstream or Downstream O2 Oxygen Sensor for V8 5.3L Passenger Side (Walker)
  • 2004-2006 Chevy Express 2500 Van Upstream or Downstream O2 Oxygen Sensor for V6 4.3L (Walker)
  • 2004-2007 Chevy Express 2500 Van Upstream or Downstream O2 Oxygen Sensor for V6 4.3L (Walker)
  • 2005-2007 Chevy Express 2500 Van Upstream or Downstream O2 Oxygen Sensor for V8 6.0L Passenger Side (Walker Products)
  • 2003-2004 Chevy Express 3500 Van Upstream or Downstream (OE# 19209805) O2 Oxygen Sensor Passenger Side (Walker Products)
  • 2005-2007 Chevy Express 3500 Van Upstream or Downstream O2 Oxygen Sensor for V8 6.0L Passenger Side (Walker Products)
  • 2004-2008 Chevy Malibu Downstream O2 Oxygen Sensor for L4 2.2L (Walker)
  • 2006 Chevy SSR Downstream O2 Oxygen Sensor with Square Plug (Walker)
  • 2002-2005 Chevy Trailblazer Downstream O2 Oxygen Sensor for L6 4.2L (Walker)
  • 2006 Chevy Trailblazer Downstream O2 Oxygen Sensor for V8 6.0L with Square Plug (Walker)
  • 2006 Chevy Trailblazer Downstream O2 Oxygen Sensor for V8 5.3L with Square Plug (Walker)
  • 2006 Chevy Trailblazer EXT Downstream O2 Oxygen Sensor for V8 5.3L with Square Plug (Walker)
  • 2004-2005 GMC Canyon Downstream O2 Oxygen Sensor for L5 3.5L (Walker)
  • 2004-2005 GMC Canyon Downstream O2 Oxygen Sensor for L4 2.8L (Walker)
  • 2002-2005 GMC Envoy Downstream O2 Oxygen Sensor for L6 4.2L (Walker)
  • 2006 GMC Envoy Downstream O2 Oxygen Sensor for V8 5.3L with Square Plug (Walker)
  • 2006 GMC Envoy XL Downstream O2 Oxygen Sensor for V8 5.3L with Square Plug (Walker)
  • 2004-2005 GMC Envoy XUV Downstream O2 Oxygen Sensor for L6 4.2L (Walker)
  • 2003-2005 GMC Safari Upstream O2 Oxygen Sensor Driver Side (Walker)
  • 2003 GMC Savana 1500 Van Upstream or Downstream (OE# 19209805) O2 Oxygen Sensor for V6 4.3L Passenger Side (Walker)
  • 2003-2004 GMC Savana 1500 Van Upstream or Downstream (OE# 19209805) O2 Oxygen Sensor for V8 5.3L Passenger Side (Walker)
  • 2003 GMC Savana 1500 Van Upstream or Downstream (OE# 19209805) O2 Oxygen Sensor for V8 5.3L Passenger Side (Walker Products)
  • 2004-2006 GMC Savana 1500 Van Upstream or Downstream O2 Oxygen Sensor for V8 5.3L Passenger Side (Walker Products)
  • 2004-2006 GMC Savana 1500 Van Upstream or Downstream O2 Oxygen Sensor for V6 4.3L (Walker Products)
  • 2007 GMC Savana 1500 Van Upstream or Downstream O2 Oxygen Sensor for V8 5.3L (excluding California Emissions) Passenger Side (Walker Products)
  • 2003 GMC Savana 2500 Van Upstream or Downstream (OE# 19209805) O2 Oxygen Sensor for V8 5.3L Passenger Side (Walker Products)
  • 2003-2004 GMC Savana 2500 Van Upstream or Downstream (OE# 19209805) O2 Oxygen Sensor for V8 5.3L Passenger Side (Walker Products)
  • 2003 GMC Savana 2500 Van Upstream or Downstream (OE# 19209805) O2 Oxygen Sensor for V6 4.3L Passenger Side (Walker Products)
  • 2004-2007 GMC Savana 2500 Van Upstream or Downstream O2 Oxygen Sensor for V8 4.8L Passenger Side (Walker Products)
  • 2004-2006 GMC Savana 2500 Van Upstream or Downstream O2 Oxygen Sensor for V8 5.3L Passenger Side (Walker Products)
  • 2004-2006 GMC Savana 2500 Van Upstream or Downstream O2 Oxygen Sensor for V6 4.3L (Walker Products)
  • 2005-2007 GMC Savana 2500 Van Upstream or Downstream O2 Oxygen Sensor for V8 6.0L Passenger Side (Walker Products)
  • 2003-2004 GMC Savana 3500 Van Upstream or Downstream (OE# 19209805) O2 Oxygen Sensor for V8 6.0L Passenger Side (Walker Products)
  • 2004-2007 GMC Savana 3500 Van Upstream or Downstream O2 Oxygen Sensor for V8 4.8L Passenger Side (Walker Products)
  • 2005-2007 GMC Savana 3500 Van Upstream or Downstream O2 Oxygen Sensor for V8 6.0L Passenger Side (Walker Products)
  • 2003-2005 Isuzu Ascender Downstream O2 Oxygen Sensor for L6 4.2L (Walker)
  • 2002-2004 Olds Bravada Downstream O2 Oxygen Sensor (Walker)
  • 2006-2007 Pontiac G6 Downstream O2 Oxygen Sensor for L4 2.4L (Walker)
  • 2006-2007 Pontiac Solstice Downstream O2 Oxygen Sensor for L4 2.4L (Walker)
  • 2005 Saab 9-7X Downstream O2 Oxygen Sensor for L6 4.2L (Walker)
  • 2006 Saab 9-7X Downstream O2 Oxygen Sensor for V8 5.3L with Square Plug (Walker)
  • 2007 Saturn Sky Downstream O2 Oxygen Sensor for L4 2.4L (Walker)
$65.45
Part #: WKEOS00049

- Ships Same Day for orders placed by 5 P.M. ET

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Walker Products
Brand #: 250-24339

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"Thanks for the fast reliable service. Great price, and the headlights were as good as oem or better!!! Keep up the good work..."
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