Bosch 0204777603 Power Brake Booster

Bosch Brake Booster for GM Vans

The Bosch 0204777603 hydro-boost assembly is a power brake booster built for select Chevrolet Express and GMC Savana full-size vans. It supports hydraulic brake assist for consistent pedal response in demanding stop-and-go and load-carrying use.

Key Features

• Bosch Brake Booster product line for hydraulic brake assist applications
• Hydro-boost assembly construction for power-assisted braking
• Direct fitment for Chevrolet Express 2500, Chevrolet Express 3500, GMC Savana 2500, and GMC Savana 3500
• OE-style replacement for vehicles using the listed brake booster application
• Part number 0204777603 for accurate ordering and catalog matching

Detailed Description

This Bosch power brake booster is engineered as a hydro-boost assembly for 2012-2024 Chevrolet Express 2500, 2012-2024 Chevrolet Express 3500, 2012-2024 GMC Savana 2500, and 2012-2024 GMC Savana 3500 models. The Bosch Brake Booster line focuses on brake assist components that support hydraulic operation, making this part a practical choice when replacing a worn or failing booster on GM cargo and passenger vans. If you are searching for Bosch 0204777603 for Chevrolet Express 2500 brake booster replacement or Bosch 0204777603 for GMC Savana 3500 hydro-boost assembly, this part matches the listed application.

This part cross-references 84474523 for the same application.

Common Issues This Part May Address

• Hard brake pedal feel
• Reduced brake assist from a failing hydro-boost unit
• Inconsistent braking response during normal driving
• Brake booster leakage or hydraulic assist loss
• Need for a direct replacement on listed Chevrolet Express and GMC Savana models

Installation Notes and Tips

Verify the vehicle’s brake booster style and match the part number 0204777603 before installation. Confirm fitment by year, make, and model for 2012-2024 Chevrolet Express 2500, Chevrolet Express 3500, GMC Savana 2500, and GMC Savana 3500 applications. After installation, inspect the brake system for proper pedal feel and check for hydraulic leaks or air in the system.

Quality Assurance

Bosch is a recognized automotive parts manufacturer with a broad brake component catalog. This hydro-boost assembly is cataloged for the specified GM van applications and identified by part number 0204777603 for accurate fitment verification.