GMC Sierra 1500 AC Flow Restrictors
This page brings together AC flow restrictors for the GMC Sierra 1500, covering model years 1999 through 2024. The range includes expansion valves, orifice tubes, and service valve cores — the components that regulate refrigerant flow through the air conditioning system. Pick your GMC Sierra 1500's year above to narrow the list to ac flow restrictors with confirmed fitment. Every part shown is checked against our vehicle data.
Dorman 902-025 A/C Service Valve Cap Brass R134a Yellow 0.313 in Thread
ACDelco 8634400 Automatic Transmission 3rd Accumulator Check Valve
Representative Photo, actual item may vary
Representative Photo, actual item may vary
What's here for your GMC Sierra 1500
- A/C Expansion Valves — metering devices that control refrigerant entering the evaporator
- A/C Orifice Tubes — fixed restrictors that manage refrigerant flow in the system
- A/C Service Valve Cores — small fittings used to access and service refrigerant ports
The widest selection of GMC Sierra 1500 AC flow restrictors here comes from ACDelco, Four Seasons, GPD, and Universal Air Conditioner, offering a broad range of options including universal-fit and kit configurations. Other categories GMC Sierra 1500 owners shop for: GMC Sierra 1500 Shocks and Struts, GMC Sierra 1500 Springs and Suspension Parts and GMC Sierra 1500 Exterior Lights, or browse all GMC Sierra 1500 parts and accessories.