Upstream Left, Driver Or Passenger Side, Before Catalytic Converter, Driver Side, Before Catalytic Converter, Upstream Right Or Upstream, Before Catalytic Converter, Upstream Or Upstream Right
Quantity Sold
Sold Individually
Product Fit
Direct Fit
Warranty
24-months or unlimited mile AC Delco limited warranty
Prop 65 Warning
WARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Promotions
Fuel Saver
Series
GM Original Equipment Series
Shipping Policy
We ship fast so you can get on the road that much faster. Check out our Shipping Policy for more details.
Return Policy
Not satisfied with your purchase? We offer returns for most items within 30 days of delivery for a refund. Check out our Return Policy for more details.
Warranty Policy
Right parts, guaranteed. If you find any defects, simply notify us within the warranty period, and we’ll take care of it. Check out our Warranty Policy for more details.
AC Delco®Oxygen Sensor, Sold Individually, Gm Original Equipment Series
1 Star
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5 Star
95
Oxygen Sensor, Sold Individually, Gm Original Equipment Series
5.0/5
Only buy this brand
CM
Posted by Carlandes M. / Fri, May 22
Oxygen Sensor, Sold Individually, Gm Original Equipment Series
5.0/5
Luv this brand
CM
Posted by Carlandes M. / Fri, May 22
O2 sensor OEMOxygen Sensor, Sold Individually, Gm Original Equipment Series
5.0/5
Quality parts to depend on them
CR
Posted by Cristobal R. / Thu, Apr 16
O2 sensor OEMOxygen Sensor, Sold Individually, Gm Original Equipment Series
5.0/5
Good quality parts!!
CR
Posted by Cristobal R. / Thu, Apr 16
Great ProductOxygen Sensor, Sold Individually, Gm Original Equipment Series
5.0/5
Fit perfectly, screwed in perfectly aswell. Put it in and check engine light to instantly disappeared.
Fit exactly how the original one was
JM
Posted by Joseph M. / Thu, Mar 19
Showing 1 - 5 of 66 Reviews
Have a question about this product?Ask here. Our team of experts will assist you along with your fellow CarParts.com community members. Please add your vehicle information including year, make, model to better assist you.
Question: Is this for the upstream or downstream?Joseph P. / Aug 10, 2021
Hi Joseph, I'm glad to assist you. This is the upstream sensor. I hope this helps, and if you're interested in this oxygen sensor, you can click on the link below for direct ordering to take advantage of our ongoing sale and limited stocks. Happy shopping.
https://www.carparts.com/oxygen-sensor/ac-delco/ac12659516?can=CPAE1047
AE
Staff
Answered by Arnel E. / Tue, Aug 10
Upstream, and is really easy to change, you tube it, you will also need a certain tool that you can buy or rent at any local autoparts.
AO
Answered by Angel Omar T. / Tue, Aug 10
Question: I'm looking for correct oxygen sensor for a 2015 V6 chevy silverado LT bank 1 sensor 2?Ronald G. / Aug 07, 2024
Question: I want to change off for oxygen sensors. What would I need to buy because you guys do not say whether it’s behind the converter in front of the converter all these oxygen sensors the same?Steven G. / May 15, 2024
Hi Steven, thank you for reaching out. Kindly call our parts team at 1-866-529-0412, so we can help you look for the correct oxygen sensors based on your complete vehicle information. Hope to hear from you soon.
AP
Staff
Answered by Aldrin P. / Wed, May 15
Question: Bank 1 sensor 1 and bank 2 sensor 1 are exactly the same correct???CD / Mar 14, 2026
WARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to 
