ACDelco ACDelco GM Original Equipment 20938121 Rear Wheel Speed Sensor

ACDelco GM Original Equipment ABS Wheel Speed Sensors are located at each wheel, monitoring the rotation of each wheel, and are GM-recommended replacements for your vehicle's original components. The sensor provides this speed information to the antilock brake control module for the antilock braking function. These sensors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors. About this item Restores ABS function and performance caused by failed wheel speed sensor GM-recommended replacement part for your GM vehicle’s original factory component Offering the quality, reliability, and durability of GM OE Manufactured with GM Original Equipment specification for fit, form, and function Chevy: Silverado 1500 2007-2013; GMC: Sierra 1500 2007-2013 This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle Please visit your local GM Dealership if you do not have access to GM Service Information See more product details