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Vehicle Fit

Specifications:

  • Direct Fit
    • Correct Connector No cutting or splicing
    • Correct wire length 18.1 (Inches)
  • Upstream or Downstream Sensor
    • as listed per application
  • 4 wire configuration
  • Replaces dealer part numbers: 12558849, 12559848, 12559849, 12561777, 12562621, 12567163, 12567497, 12570149, 12572772, 12575389, 12583806, 12596619, 25333812, 8125671630, 81256 71630
  • 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 fail an emission test then this is the part for you.

Install note:

You may be required to reset the vehicle computer after installation of this part.

Our electrical and electronic parts are subject to strict quality control testing. Please ensure proper diagnosis of this item before purchasing as the item cannot be returned once installed or plugged in.

Item Condition: New

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.

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

5.00/ 5.0
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Accuracy
You sent the part I ordered perfectly. Problems was I ordered the wrong part. You immediately gave me a full refund and I ordered the right part and it worked great. Thanks
March 20, 2017
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Year Make Model Description
2004-2005Cadillac CTS Cadillac CTS V Downstream O2 Oxygen Sensor
2007Cadillac CTS Cadillac CTS V Downstream O2 Oxygen Sensor
2000-2005Cadillac Deville Cadillac Deville Downstream O2 Oxygen Sensor
2000-2002Cadillac Eldorado Cadillac Eldorado Downstream O2 Oxygen Sensor
2003-2005Cadillac Escalade Cadillac Escalade V8 6.0L Downstream O2 Oxygen Sensor
2006Cadillac Escalade Cadillac Escalade Downstream O2 Oxygen Sensor
2003-2006Cadillac Escalade ESV Cadillac Escalade ESV V8 6.0L Downstream O2 Oxygen Sensor
2003-2006Cadillac Escalade EXT Cadillac Escalade EXT V8 6.0L Downstream O2 Oxygen Sensor
2000-2004Cadillac Seville Cadillac Seville Downstream O2 Oxygen Sensor
2003Chevy Express 1500 Van Chevy Express 1500 Van V8 5.3L Upstream O2 Oxygen Sensor
2003-2006Chevy Express 1500 Van Chevy Express 1500 Van V6 4.3L Upstream O2 Oxygen Sensor Driver Side
2003-2006Chevy Express 1500 Van Chevy Express 1500 Van V6 4.3L Downstream O2 Oxygen Sensor
2003Chevy Express 1500 Van Chevy Express 1500 Van V8 5.3L Downstream O2 Oxygen Sensor
2004Chevy Express 1500 Van Chevy Express 1500 Van V8 5.3L Upstream O2 Oxygen Sensor Driver Side
2005Chevy Express 1500 Van Chevy Express 1500 Van V8 5.3L Downstream O2 Oxygen Sensor
2006-2007Chevy Express 1500 Van Chevy Express 1500 Van V8 5.3L Upstream O2 Oxygen Sensor Driver Side
2003Chevy Express 2500 Van Chevy Express 2500 Van V8 5.3L with OE # 25333812 Oxygen Sensor Upstream O2 Oxygen Sensor
2003Chevy Express 2500 Van Chevy Express 2500 Van V8 6.0L with OE # 25333812 Oxygen Sensor Upstream O2 Oxygen Sensor
2003Chevy Express 2500 Van Chevy Express 2500 Van V6 4.3L with OE # 25333812 Oxygen Sensor Upstream O2 Oxygen Sensor
2003Chevy Express 2500 Van Chevy Express 2500 Van V8 5.3L with OE # 25333812 Oxygen Sensor Downstream O2 Oxygen Sensor
2003Chevy Express 2500 Van Chevy Express 2500 Van V6 4.3L with OE # 25333812 Oxygen Sensor Downstream O2 Oxygen Sensor
2003Chevy Express 2500 Van Chevy Express 2500 Van V8 6.0L with OE # 25333812 Oxygen Sensor Downstream O2 Oxygen Sensor
2004-2007Chevy Express 2500 Van Chevy Express 2500 Van V8 4.8L Upstream O2 Oxygen Sensor Driver Side
2004-2007Chevy Express 2500 Van Chevy Express 2500 Van V8 6.0L Upstream O2 Oxygen Sensor Driver Side
2004-2006Chevy Express 2500 Van Chevy Express 2500 Van V6 4.3L Upstream O2 Oxygen Sensor Driver Side
2004Chevy Express 2500 Van Chevy Express 2500 Van V8 6.0L CNG with OE # 25333812 Oxygen Sensor Upstream O2 Oxygen Sensor
2004Chevy Express 2500 Van Chevy Express 2500 Van V8 6.0L Upstream O2 Oxygen Sensor Driver Side
2004-2007Chevy Express 2500 Van Chevy Express 2500 Van V8 6.0L Downstream O2 Oxygen Sensor
2004-2006Chevy Express 2500 Van Chevy Express 2500 Van V6 4.3L Downstream O2 Oxygen Sensor
2004-2007Chevy Express 2500 Van Chevy Express 2500 Van V8 4.8L Downstream O2 Oxygen Sensor
2004Chevy Express 2500 Van Chevy Express 2500 Van V8 6.0L Downstream O2 Oxygen Sensor
2004Chevy Express 2500 Van Chevy Express 2500 Van V8 6.0L CNG with OE # 25333812 Oxygen Sensor Downstream O2 Oxygen Sensor
2003Chevy Express 3500 Van Chevy Express 3500 Van V8 5.3L with OE # 25333812 Oxygen Sensor Upstream O2 Oxygen Sensor
2003Chevy Express 3500 Van Chevy Express 3500 Van V8 6.0L with OE # 25333812 Oxygen Sensor Upstream O2 Oxygen Sensor
2003Chevy Express 3500 Van Chevy Express 3500 Van V8 6.0L with OE # 25333812 Oxygen Sensor Downstream O2 Oxygen Sensor
2003Chevy Express 3500 Van Chevy Express 3500 Van V8 5.3L with OE # 25333812 Oxygen Sensor Downstream O2 Oxygen Sensor
2004-2007Chevy Express 3500 Van Chevy Express 3500 Van V8 6.0L Upstream O2 Oxygen Sensor Driver Side
2004Chevy Express 3500 Van Chevy Express 3500 Van V8 6.0L CNG with OE # 25333812 Oxygen Sensor Upstream O2 Oxygen Sensor
2004Chevy Express 3500 Van Chevy Express 3500 Van V8 6.0L Upstream O2 Oxygen Sensor Driver Side
2004-2007Chevy Express 3500 Van Chevy Express 3500 Van V8 4.8L Upstream O2 Oxygen Sensor Driver Side
2004Chevy Express 3500 Van Chevy Express 3500 Van V8 6.0L CNG with OE # 25333812 Oxygen Sensor Downstream O2 Oxygen Sensor
2004-2007Chevy Express 3500 Van Chevy Express 3500 Van V8 6.0L Downstream O2 Oxygen Sensor
2004-2007Chevy Express 3500 Van Chevy Express 3500 Van V8 4.8L Downstream O2 Oxygen Sensor
2004Chevy Express 3500 Van Chevy Express 3500 Van V8 6.0L Downstream O2 Oxygen Sensor
2004-2007Chevy Malibu Chevy Malibu V6 3.5L Downstream O2 Oxygen Sensor
2006-2007Chevy Malibu Chevy Malibu V6 3.9L Downstream O2 Oxygen Sensor
2003-2005Chevy Silverado 1500 Chevy Silverado 1500 V8 4.8L Upstream O2 Oxygen Sensor
2003-2005Chevy Silverado 1500 Chevy Silverado 1500 SS V8 6.0L Downstream O2 Oxygen Sensor
2003-2005Chevy Silverado 1500 Chevy Silverado 1500 V8 4.8L Downstream O2 Oxygen Sensor
2006Chevy Silverado 1500 Chevy Silverado 1500 V6 4.3L Upstream O2 Oxygen Sensor
2006Chevy Silverado 1500 Chevy Silverado 1500 V6 4.3L Downstream O2 Oxygen Sensor
2007Chevy Silverado 1500 Chevy Silverado 1500 New Body Style V8 4.8L Downstream O2 Oxygen Sensor
2007Chevy Silverado 1500 Classic Chevy Silverado 1500 Classic V8 6.0L Downstream O2 Oxygen Sensor
2007Chevy Silverado 1500 Classic Chevy Silverado 1500 Classic V8 6.0L Downstream O2 Oxygen Sensor
2002-2003Chevy Silverado 1500 HD Chevy Silverado 1500 HD V8 6.0L Downstream O2 Oxygen Sensor Passenger Side
2005-2006Chevy Silverado 1500 HD Chevy Silverado 1500 HD V8 6.0L Downstream O2 Oxygen Sensor Passenger Side
2007Chevy Silverado 1500 HD Classic Chevy Silverado 1500 HD Classic V8 6.0L Downstream O2 Oxygen Sensor Passenger Side
2002-2004Chevy Silverado 2500 Chevy Silverado 2500 V8 6.0L Downstream O2 Oxygen Sensor Passenger Side
2002-2004Chevy Silverado 2500 Chevy Silverado 2500 V8 6.0L Downstream O2 Oxygen Sensor Passenger Side
2002-2004Chevy Silverado 2500 HD Chevy Silverado 2500 HD V8 6.0L Downstream O2 Oxygen Sensor Passenger Side
2002-2006Chevy Silverado 2500 HD Chevy Silverado 2500 HD V8 6.0L Downstream O2 Oxygen Sensor Passenger Side
2007Chevy Silverado 2500 HD Chevy Silverado 2500 HD New Body Style V8 6.0L Downstream O2 Oxygen Sensor
2007Chevy Silverado 2500 HD Classic Chevy Silverado 2500 HD Classic V8 6.0L Downstream O2 Oxygen Sensor Passenger Side
2002-2006Chevy Silverado 3500 Chevy Silverado 3500 V8 6.0L Downstream O2 Oxygen Sensor Passenger Side
2007Chevy Silverado 3500 Classic Chevy Silverado 3500 Classic V8 6.0L Downstream O2 Oxygen Sensor Passenger Side
2002-2006Chevy Suburban 1500 Chevy Suburban 1500 V8 6.0L Downstream O2 Oxygen Sensor Passenger Side
2002-2006Chevy Suburban 2500 Chevy Suburban 2500 V8 6.0L Downstream O2 Oxygen Sensor Passenger Side
2003GMC Savana 1500 Van GMC Savana 1500 Van V6 4.3L with OE # 25333812 Oxygen Sensor Upstream O2 Oxygen Sensor
2003GMC Savana 1500 Van GMC Savana 1500 Van V8 5.3L with OE # 25333812 Oxygen Sensor Upstream O2 Oxygen Sensor
2003GMC Savana 1500 Van GMC Savana 1500 Van V6 4.3L with OE # 19209805 Oxygen Sensor Upstream O2 Oxygen Sensor Driver Side
2003GMC Savana 1500 Van GMC Savana 1500 Van V6 4.3L with OE # 19209805 Oxygen Sensor Upstream O2 Oxygen Sensor Driver Side
2003GMC Savana 1500 Van GMC Savana 1500 Van V6 4.3L Downstream O2 Oxygen Sensor
2003GMC Savana 1500 Van GMC Savana 1500 Van V6 4.3L Downstream O2 Oxygen Sensor
2003GMC Savana 1500 Van GMC Savana 1500 Van V6 4.3L Downstream O2 Oxygen Sensor
2003GMC Savana 1500 Van GMC Savana 1500 Van V8 5.3L Downstream O2 Oxygen Sensor
2004-2006GMC Savana 1500 Van GMC Savana 1500 Van V6 4.3L Upstream O2 Oxygen Sensor Driver Side
2004-2006GMC Savana 1500 Van GMC Savana 1500 Van V6 4.3L Downstream O2 Oxygen Sensor
2003GMC Savana 2500 Van GMC Savana 2500 Van V6 4.3L with OE # 25333812 Oxygen Sensor Upstream O2 Oxygen Sensor
2003GMC Savana 2500 Van GMC Savana 2500 Van V8 5.3L with OE # 25333812 Oxygen Sensor Upstream O2 Oxygen Sensor
2003GMC Savana 2500 Van GMC Savana 2500 Van V6 4.3L Downstream O2 Oxygen Sensor
2003GMC Savana 2500 Van GMC Savana 2500 Van V8 5.3L Downstream O2 Oxygen Sensor
2004GMC Savana 2500 Van GMC Savana 2500 Van V8 6.0L CNG with OE # 25333812 Oxygen Sensor Upstream O2 Oxygen Sensor
2004-2006GMC Savana 2500 Van GMC Savana 2500 Van V6 4.3L Upstream O2 Oxygen Sensor Driver Side
2004GMC Savana 2500 Van GMC Savana 2500 Van V8 6.0L Upstream O2 Oxygen Sensor Driver Side
2004-2007GMC Savana 2500 Van GMC Savana 2500 Van V8 6.0L Upstream O2 Oxygen Sensor Driver Side
2004-2007GMC Savana 2500 Van GMC Savana 2500 Van V8 4.8L Upstream O2 Oxygen Sensor Driver Side
2004-2007GMC Savana 2500 Van GMC Savana 2500 Van V8 4.8L Downstream O2 Oxygen Sensor
2004-2007GMC Savana 2500 Van GMC Savana 2500 Van V8 6.0L Downstream O2 Oxygen Sensor
2004GMC Savana 2500 Van GMC Savana 2500 Van V8 6.0L Downstream O2 Oxygen Sensor
2004-2006GMC Savana 2500 Van GMC Savana 2500 Van V6 4.3L Downstream O2 Oxygen Sensor
2004GMC Savana 2500 Van GMC Savana 2500 Van V8 6.0L CNG Downstream O2 Oxygen Sensor
2003GMC Savana 3500 Van GMC Savana 3500 Van V8 6.0L with OE # 25333812 Oxygen Sensor Upstream O2 Oxygen Sensor
2003GMC Savana 3500 Van GMC Savana 3500 Van V8 6.0L Downstream O2 Oxygen Sensor
2004-2007GMC Savana 3500 Van GMC Savana 3500 Van V8 6.0L Upstream O2 Oxygen Sensor Driver Side
2004GMC Savana 3500 Van GMC Savana 3500 Van V8 6.0L CNG with OE # 25333812 Oxygen Sensor Upstream O2 Oxygen Sensor
2004-2007GMC Savana 3500 Van GMC Savana 3500 Van V8 4.8L Upstream O2 Oxygen Sensor Driver Side
2004GMC Savana 3500 Van GMC Savana 3500 Van V8 6.0L Upstream O2 Oxygen Sensor Driver Side
2004-2007GMC Savana 3500 Van GMC Savana 3500 Van V8 4.8L Downstream O2 Oxygen Sensor
2004-2007GMC Savana 3500 Van GMC Savana 3500 Van V8 6.0L Downstream O2 Oxygen Sensor
2004GMC Savana 3500 Van GMC Savana 3500 Van V8 6.0L CNG Downstream O2 Oxygen Sensor
2004GMC Savana 3500 Van GMC Savana 3500 Van V8 6.0L Downstream O2 Oxygen Sensor
2003-2006GMC Sierra 1500 GMC Sierra 1500 V6 4.3L Upstream O2 Oxygen Sensor
2003-2005GMC Sierra 1500 GMC Sierra 1500 V8 4.8L Downstream O2 Oxygen Sensor
2003-2006GMC Sierra 1500 GMC Sierra 1500 V6 4.3L Downstream O2 Oxygen Sensor
2007GMC Sierra 1500 GMC Sierra 1500 New Body Style V8 6.0L Downstream O2 Oxygen Sensor
2007GMC Sierra 1500 GMC Sierra 1500 New Body Style V8 5.3L Downstream O2 Oxygen Sensor
2007GMC Sierra 1500 Classic GMC Sierra 1500 Classic V8 4.8L Downstream O2 Oxygen Sensor
2002-2003GMC Sierra 1500 HD GMC Sierra 1500 HD V8 6.0L Downstream O2 Oxygen Sensor Passenger Side
2005-2006GMC Sierra 1500 HD GMC Sierra 1500 HD V8 6.0L Downstream O2 Oxygen Sensor Passenger Side
2007GMC Sierra 1500 HD Classic GMC Sierra 1500 HD Classic V8 6.0L Downstream O2 Oxygen Sensor Passenger Side
2002-2004GMC Sierra 2500 GMC Sierra 2500 V8 6.0L Downstream O2 Oxygen Sensor Passenger Side
2002-2006GMC Sierra 2500 HD GMC Sierra 2500 HD V8 6.0L Downstream O2 Oxygen Sensor Passenger Side
2007GMC Sierra 2500 HD Classic GMC Sierra 2500 HD Classic V8 6.0L Downstream O2 Oxygen Sensor Passenger Side
2002-2006GMC Sierra 3500 GMC Sierra 3500 V8 6.0L Downstream O2 Oxygen Sensor Passenger Side
2007GMC Sierra 3500 Classic GMC Sierra 3500 Classic V8 6.0L Downstream O2 Oxygen Sensor Passenger Side
2007GMC Sierra 3500 HD GMC Sierra 3500 HD V8 6.0L Downstream O2 Oxygen Sensor Passenger Side
2003-2005GMC Yukon GMC Yukon V8 4.8L Upstream O2 Oxygen Sensor
2003-2005GMC Yukon GMC Yukon V8 4.8L Downstream O2 Oxygen Sensor
2002-2006GMC Yukon XL 2500 GMC Yukon XL 2500 V8 6.0L Downstream O2 Oxygen Sensor Passenger Side
2003-2006Hummer H2 Hummer H2 Downstream O2 Oxygen Sensor
2004-2005Pontiac Bonneville Pontiac Bonneville GXP V8 4.6L Downstream O2 Oxygen Sensor
2005Pontiac G6 Pontiac G6 Downstream O2 Oxygen Sensor
2006-2007Pontiac G6 Pontiac G6 V6 3.9L Downstream O2 Oxygen Sensor
2006Pontiac G6 Pontiac G6 V6 3.5L Rear Bank Downstream O2 Oxygen Sensor
2007Pontiac G6 Pontiac G6 V6 3.5L Downstream O2 Oxygen Sensor
2007Saturn Aura Saturn Aura V6 3.5L Downstream O2 Oxygen Sensor
Part #: 1AEOS00114


Order must be placed by 4pm ET

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout

How-to Video:

(03:02 min)