Genuine GM Trailer Tire Pressure Monitor Sensors XL8 86803857. WARNING : May cause cancer and reproductive harm. ATTENTION: The catalog displayed is a generic consumer-friendly application and does not decipher all the options your vehicle may have been built with. (Such as trim, engine size, color, etc). Avoid ordering the wrong part by contacting one of our certified parts professional before placing an order, or include the vehicle VIN in your order comments. We stock a very complete line of original genuine GM parts, genuine GM Accessories and AC Delco parts that fit perfectly on your Chevrolet, Buick, GMC, Cadillac, Pontiac, Saturn, Hummer, or Oldsmobile. Your VIN number is required on all part inquiries. 8585 E Frank Lloyd Wright Blvd. Your use and browsing of this parts catalog is at your own risk. We cannot guarantee transit times. Return request need to be within 30 days of receipt. A copy of the invoice will need to be included with the return. Parts must be resalable and in the original packaging. We cannot take back used, install, or tried parts. Electrical parts are not returnable under any circumstance. We do reserve the right to refuse and return any parts we find have been installed, are used or do not meet the above criteria. Solution by RevolutionParts, Inc.