GM Genuine Parts Power Brake Booster
OE
Pack of 1

GM Genuine Parts Power Brake Booster

GM Part #84602473

ACDelco Part #178-0911

MSRP$213.07*

ACDelco GM Original Equipment Power Brake Boosters are designed, engineered, and tested to rigorous standards, and are backed by General Motors.

  • Helps optimize brake force when stopping
  • Helps restore brake power and performance
  • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional

Pack of 1

About this product

ACDelco GM Original Equipment Power Brake Boosters are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These boosters force multipliers that cause additional force to be applied to the master cylinder for additional braking power. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

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  • Helps optimize brake force when stopping
  • Helps restore brake power and performance
  • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
  • ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies

Mounting Hardware IncludedYes
Mounting Bracket IncludedNo
Gasket Or Seal IncludedYes
Housing MaterialSteel
Booster TypeVacuum
Brake Pedal Rod Extension IncludedYes
Diaphragm TypeSingle
Master Cylinder IncludedNo
ClassificationOE

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).

Troubleshooting Tips:

  • 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)
Escalade2015, 2016, 2017, 2018, 2019, 2020
Escalade ESV2015, 2016, 2017, 2018, 2019, 2020