Dorman H380048 Brake Hydraulic Hose - Front Left

Reliable Brake Hydraulic Hose for Chevrolet, Oldsmobile, and Pontiac

The Dorman H380048 brake hydraulic hose is designed to provide dependable brake fluid transfer for select GM minivans. Engineered for vehicles like the Chevrolet Lumina APV, Oldsmobile Silhouette, and Pontiac Trans Sport, this flexible brake hose ensures consistent braking performance.

• Compatible with Chevrolet Lumina APV, Oldsmobile Silhouette, and Pontiac Trans Sport
• Overall length of 16.75 inches with a 16.25-inch axis length
• Constructed with durable EPDM rubber hose and black rubber outer sleeve
• Includes stamped steel bracket and gaskets for secure installation
• End fittings made of treated steel: banjo fitting on one end and female fitting on the other
• End 1 thread diameter: 10 mm; End 2 fitting inside diameter: 3/8 in-24

Durable Construction and Precise Fitment

This Dorman brake hydraulic hose (part number H380048) features a flexible EPDM rubber hose core with a protective black rubber outer sleeve, designed to withstand heat, pressure, and exposure to brake fluid. The hose includes a stamped steel bracket for mounting stability and treated steel fittings—a banjo fitting on one end and a female fitting on the other—to ensure a secure connection within the brake system. The included gaskets help maintain a leak-free seal during installation. With an overall length of 16.75 inches, this hose is tailored to fit the brake systems of Chevrolet Lumina APV, Oldsmobile Silhouette, and Pontiac Trans Sport models.

Applications and Common Issues Addressed

• Replaces worn or cracked brake hydraulic hoses causing fluid leaks
• Restores proper brake fluid flow for consistent braking response
• Eliminates soft or spongy brake pedal feel due to hose deterioration
• Prevents brake system contamination from damaged outer sleeves
• Ensures secure mounting with included stamped steel bracket and gaskets

Installation Notes and Tips

When installing the Dorman H380048 brake hydraulic hose, ensure the vehicle is safely lifted and supported. Carefully remove the old hose, noting the orientation of the banjo and female fittings. Use the included gaskets to prevent leaks and torque fittings to manufacturer specifications. Inspect the stamped steel bracket for proper alignment and secure mounting. Bleed the brake system thoroughly after installation to remove air and restore optimal brake performance.

Quality Assurance and Warranty

Dorman brake hydraulic hoses are manufactured to meet or exceed OEM standards for fit, form, and function. The H380048 part undergoes rigorous quality control to ensure durability and reliability in demanding brake system applications. This product includes a limited warranty against defects in material and workmanship, providing confidence in its long-term performance on Chevrolet Lumina APV, Oldsmobile Silhouette, and Pontiac Trans Sport vehicles.