Order Status & Returns
Gift Cards
Help Center
1-800-345-4545
Vehicle Info Needed
Lowest Price GuaranteePower Brake Booster2012-2014 Chevy Express 1500 & GMC Savana 1500 Gasket Or Seal Included: Yes Mounting Hardware Included: Yes Booster Type: Hydraulic Sold Individually
ACDelco 178-1042 Power Brake Booster is designed as an application-specific service replacement that supports proper fit, function, and system integration. Engineered to support consistent braking performance and dependable pedal response. Verify vehicle fitment and system configuration before installation.
ACDelco 178-1042 Features:
- Application-matched design supports proper integration with the vehicle braking system
- Designed to restore brake-assist function in compatible applications
ACDelco 178-1042 Fitment:
- 2012-2014 Chevy Express 1500 & GMC Savana 1500
ACDelco 178-1042 Notes:
- Verify vehicle application, position, and system configuration before installation.
Part TypePower Brake Booster
BrandACDELCO
Part CategoryReplacement Parts
Product TypePower Brake Booster
Good Maintenance Practices - Section 2 - Bullet 3Inspection of wheel bearings and grease seals.
Good Maintenance Practices - Section 2 - Bullet 4Parking brake adjustments (as needed).
Programming RequiredNo
Good Maintenance Practices - Section 2 - Bullet 1Inspection of the brake hoses for brittleness or cracking.
Good Maintenance Practices - Section 2 - Bullet 2Inspection of brake lining and pads for wear or contamination by brake fluid or grease.
Good Maintenance Practices - Section 2 - HeaderThe following should be conducted by a qualified technician:
Signs Of Wear & Troubleshooting - Section 1 - Bullet 1Brake pedal pulsation (not to be confused with normal ABS operation).
Brake Pedal Rod Extension IncludedYes
Mounting Bracket IncludedYes
Good Maintenance Practices - Section 1 - Bullet 1Check brake fluid level at every oil change. Replace fluid according to owner's manual recommendations.
Good Maintenance Practices - Section 1 - Bullet 4Check the thickness of your brake pads.
Good Maintenance Practices - Section 1 - Bullet 2Calipers and wheel cylinders should be checked every brake inspection and serviced or replaced as required.
Good Maintenance Practices - Section 1 - Bullet 3Inspect the brake lines for rust, punctures, or visible leaks (You may be able to do this, but consult a qualified technician if necessary).
Booster TypeHydraulic
Features & Benefits - Bullet 2Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
Features & Benefits - Bullet 3GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
Features & Benefits - Bullet 4GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
Master Cylinder IncludedNo
Features & Benefits - Bullet 5GM regularly updates production and service part designs to integrate new materials and technologies
Product DescriptionGM Genuine Parts Power Brake Boosters are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These boosters connect the brake pedal apply system to the master cylinder. The brake booster is a force multiplier that causes additional force to be applied to the master cylinder for additional braking power. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE). ⚠<b> WARNING:</b> Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Features &#38; Benefits - Bullet 1Restores brake power and performance
Good Maintenance Practices - Section 1 - HeaderThe following inspections and maintenance procedures can help prevent potential brake problems.
Gasket Or Seal IncludedYes
Width (In)12.62
Mounting Hardware IncludedYes
Brake Service GradeRegular
Height (In)10.25
Signs Of Wear &#38; Troubleshooting - Section 1 - Bullet 2Vehicle pulls to the left or right when brakes are applied.
Length (In)20.62
Part FitmentDirect Fit
Weight (Lb)14.12
Grade TypeOE
Vendor Part Number178-1042
Package Qty1
Package TypeEA
No Questions
No Reviews
Some parts are not legal for use in California or other states with similar laws / regulations
