Cardone 54-74806 Power Brake Booster

Overview of Cardone Vacuum Power Brake Booster 54-74806

The Cardone Vacuum Power Brake Booster 54-74806 is a remanufactured steel brake booster designed for select Chevrolet, Oldsmobile, and Pontiac models. Engineered with a dual diaphragm style and a 10.915-inch diameter, this gray booster provides reliable vacuum assistance to improve braking performance in vehicles such as the Chevrolet Lumina APV, Lumina Van, Silhouette, and Pontiac Trans Sport.

• Remanufactured steel construction for durability
• Dual diaphragm style with 10.915-inch (277.241 mm) diameter
• Compatible with Chevrolet Lumina APV, Lumina Van, Silhouette, Pontiac Trans Sport, and Oldsmobile models
• Master cylinder stud thread size M10x1.5
• Includes booster and instruction manual; master cylinder not included
• Gray finish for corrosion resistance

About the Vacuum Power Brake Booster Product Line

The Cardone Vacuum Power Brake Booster line focuses on remanufactured components that restore original braking assistance by utilizing vacuum pressure. This product line emphasizes precise fitment and reliable diaphragm performance, ensuring consistent brake pedal feel and responsiveness. The 54-74806 model exemplifies this approach with its dual diaphragm design and steel construction, tailored for specific GM minivan and van platforms.

Detailed Product Description

This power brake booster features a dual diaphragm style that enhances vacuum assistance, providing smoother and more effective braking. The 10.915-inch diaphragm diameter (277.241 mm) is optimized for the braking systems of Chevrolet Lumina APV, Lumina Van, Silhouette, Pontiac Trans Sport, and compatible Oldsmobile vehicles. Constructed from steel and finished in gray, the booster offers durability and resistance to wear. The part number 54-74806 identifies this specific remanufactured unit, which includes the booster and an instruction manual for installation guidance. Note that the master cylinder is not included, but the booster is designed to fit master cylinders with an M10x1.5 stud thread size.

Common Applications and Issues Addressed

• Restores vacuum assist in braking systems for improved pedal response
• Replaces faulty or leaking brake boosters causing hard brake pedal
• Eliminates brake drag or inconsistent braking pressure
• Addresses vacuum leaks affecting brake performance
• Suitable for maintenance or repair of Chevrolet Lumina APV, Lumina Van, Silhouette, Pontiac Trans Sport, and Oldsmobile brake systems

Installation Notes and Tips

• Ensure compatibility with vehicle make and model before installation
• Verify master cylinder stud thread size M10x1.5 for proper fit
• Follow included instruction manual carefully for vacuum line connections and mounting
• Inspect vacuum hoses and related components during installation for leaks or damage
• Bleed brake system after installation to remove air and ensure proper function

Quality Assurance and Warranty

This Cardone Vacuum Power Brake Booster 54-74806 is a remanufactured product meeting industry standards for performance and reliability. Cardone remanufactured parts undergo rigorous testing to ensure functionality comparable to new components. While specific warranty details are not provided here, Cardone typically offers limited warranties on remanufactured brake components to cover defects in materials and workmanship.