Four Seasons 34210 A/C Accumulator Tube

Four Seasons 34210 A/C Accumulator Tube

Four Seasons 34210 is an aluminum A/C accumulator tube for R134a systems, built as an OE replacement for service on select GM and Pontiac applications. It uses a tube-style design with the inlet and outlet sized at 3/4 in. (19.050 mm) and includes the required green O-rings and gasket/seal.

Compatible With 1977-1984 Chevrolet Monte Carlo, 1977-1983 Chevrolet Malibu, 1978-1984 Chevrolet El Camino, and other listed Buick, Oldsmobile, and Pontiac accumulator applications. The Four Seasons Accumulator line focuses on direct-fit HVAC service parts for vehicles that need accurate refrigerant routing and sealing.

Key Features

• Aluminum A/C accumulator tube for R134a refrigerant systems
• OE replacement design that meets or exceeds OEM requirements
• Tube-style construction with no switch port
• 3/4 in. inlet and 3/4 in. outlet for proper line connection
• Gasket/seal included for service-ready installation
• Green O-rings included for sealing at the connection points

Detailed Description

Four Seasons 34210 is an HVAC accumulator tube designed for vehicles using R134a refrigerant and accumulator-style A/C plumbing. The aluminum construction supports corrosion resistance in underhood service, while the OE-style dimensions help maintain correct fit at the inlet and outlet connections. This part is listed as an OE replacement and is specified for accumulator applications across several late-1970s through mid-1980s Chevrolet, Buick, Oldsmobile, and Pontiac models, including Chevrolet Monte Carlo and Pontiac Grand Prix applications.

This part cross-references Monroe Shocks & Struts 172416 for the same application. The Four Seasons 34210 part number is also referenced in interchange listings for service matching and catalog lookup.

What It Helps Fix

• Leaking or damaged accumulator tube connections
• Improper sealing at the A/C line interface
• Restricted refrigerant flow caused by a worn tube assembly
• Service issues on R134a accumulator systems
• Fitment problems when replacing an OE-style accumulator tube

Installation Notes and Tips

Verify the vehicle’s accumulator configuration, inlet and outlet size, and the absence of a switch port before installation. Replace the sealing surfaces as needed and lubricate the included O-rings with the correct refrigerant oil during assembly. Confirm the system is evacuated and leak-tested after installation, and match the part to the exact application listed for your Chevrolet Malibu, Pontiac Grand Prix, or other supported vehicle.

Quality Assurance

Four Seasons lists this accumulator tube as meeting or exceeding OEM requirements and as an OE replacement part. The Four Seasons 34210 is built for direct service use in specified accumulator applications and is cataloged for accurate fitment matching.