GM parts logo
GM Genuine Parts Front Wheel Speed Sensor
OE

GM Genuine Parts Front Wheel Speed Sensor

GM Part #84486957

ACDelco Part #84486957

MSRP$20.72*

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.

  • 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

About this product

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.

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

  • 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

Product Specifications

Connector GenderFemale
Mounting Hardware IncludedYes
Wiring Harness IncludedYes
Connector ColorBlack
Terminal Quantity2
Length25.75 in / 653.98 mm
ClassificationOE
Terminal GenderMale
Connector Quantity1
Terminal TypeBlade Pin
Connector ShapeSquare
Wire Harness Length22.46 in / 570.49 mm

24 Months/Unlimited Miles Limited Warranty for Parts (plus Labor if installed by a GM dealer)

Please visit our warranty page on Gmparts.com for full warranty details.

The following should be conducted by a qualified technician:

  • Check brake fluid level at every oil change. Replace fluid according to owner's manual recommendations.
  • Calipers and wheel cylinders should be checked every brake inspection and serviced or replaced as required.
  • Inspect the brake lines for rust, punctures, or visible leaks (You may be able to do this, but consult a qualified technician if necessary).
  • Check the thickness of your brake pads.
  • Inspection of the brake hoses for brittleness or cracking.
  • Inspection of brake lining and pads for wear or contamination by brake fluid or grease.
  • Inspection of wheel bearings and grease seals.
  • Parking brake adjustments (as needed).

General brake signs of wear include:

  • Chirping or grinding noises when braking.
  • Difficulty stopping the vehicle.
  • A low or sinking brake pedal.
  • Brake pedal pulsation (not to be confused with normal ABS operation).
  • Vehicle pulls to the left or right when brakes are applied.

ModelBody StyleTrimYear(s)
Silverado 2500 HD2016, 2017, 2018, 2019
Silverado 3500 HDCrew Cab Pickup2016, 2017, 2018, 2019
Suburban 3500 HD2016, 2017, 2018, 2019