Universal Air RD1638C A/C Accumulator

Universal Air RD1638C A/C Accumulator

The Universal Air RD1638C is an A/C accumulator for select 1994 Chevrolet Astro and 1994 GMC Safari applications with VIN W and New Style HVAC configuration. It is built for vehicles that use an accumulator in the air conditioning system to manage refrigerant flow and moisture control.

Key Features

• Brand: Universal Air
• Brand line: Accumulator
• Part number: RD1638C
• Category: HVAC A/C accumulator / receiver drier
• Direct fitment listed for 1994 Chevrolet Astro and 1994 GMC Safari with VIN W
• New Style accumulator application

Product Details

This Universal Air accumulator is specified for the A/C system on 1994 Chevrolet Astro and 1994 GMC Safari models with VIN W. The accumulator stores excess refrigerant, helps separate moisture from the system, and supports stable operation of the HVAC circuit. If you are replacing a worn or leaking accumulator, RD1638C provides the correct application match for these vehicles.

Common Issues It Can Address

• A/C system moisture contamination
• Reduced cooling performance from a restricted or failing accumulator
• Refrigerant management issues in the HVAC circuit
• Leaks at the accumulator assembly
• Service replacement for a New Style accumulator application

Installation Notes

Fits 1994 Chevrolet Astro, N/A, with VIN W; New Style; Accumulator. Fits 1994 GMC Safari, N/A, with VIN W; New Style; Accumulator. Verify VIN W and New Style configuration before ordering. Replace the accumulator only after confirming the rest of the A/C system is clean and properly serviced, and follow the vehicle service procedure for evacuation and recharge.

Quality Assurance

Universal Air RD1638C is cataloged as an application-specific HVAC replacement part for the listed vehicles. Confirm part number RD1638C against the vehicle’s VIN and A/C configuration before installation.