Universal Air RD1685C A/C Accumulator

Universal Air RD1685C A/C Accumulator

The Universal Air RD1685C is an A/C accumulator for select GM full-size sedans from the 1990s. It is used in the HVAC refrigerant circuit to manage moisture and help maintain proper system operation on vehicles such as the Buick LeSabre, Pontiac Bonneville, and Oldsmobile 88.

Key Features

• Part number: RD1685C
• Brand line: Accumulator
• Category: HVAC A/C accumulator / receiver drier
• Direct-fit application coverage for select Buick, Oldsmobile, and Pontiac models
• Fits 1993-1998 vehicles listed below

Vehicle Fitment

• Fits 1997-1998 Oldsmobile Regency, accumulator.
• Fits 1994-1997 Buick LeSabre, accumulator.
• Fits 1994-1997 Buick Park Avenue, accumulator.
• Fits 1994-1997 Oldsmobile 88, accumulator.
• Fits 1996-1997 Oldsmobile LSS, accumulator.
• Fits 1993-1997 Pontiac Bonneville, accumulator.
• Fits 1994-1996 Oldsmobile 98, accumulator.

What It Is Used For

• Replacing a leaking or saturated A/C accumulator
• Restoring refrigerant circuit moisture control
• Addressing poor cooling performance caused by internal contamination
• Correcting A/C system service issues after component replacement
• Supporting proper operation in Buick LeSabre and Pontiac Bonneville HVAC systems

Installation Notes and Tips

Verify the original accumulator style and port configuration before installation. Replace the accumulator whenever the A/C system has been opened for major service, and evacuate and recharge the system according to factory procedures. Confirm fitment by year, make, and model before ordering RD1685C.

Quality Assurance

Universal Air supplies HVAC service components for automotive air conditioning repairs. RD1685C is cataloged for the listed applications and cross-references Monroe Shocks & Struts 172286 for the same application.