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GMC Terrain AC Flow Restrictors
AC flow restrictors are a key part of the air conditioning system on the GMC Terrain, covering model years 2010–2021. This page brings together expansion valves and service valve cores sized and configured for the Terrain. Choose your model year above and this page keeps only the ac flow restrictors that fit your GMC Terrain. Each listing is matched to our vehicle fitment data before it appears here.
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What's here for your GMC Terrain
- A/C Expansion Valves — the primary metering component in the A/C system, available individually and in kit form
- A/C Service Valve Cores — small threaded inserts used at service ports within the refrigerant circuit
The widest selection here comes from ACDelco, Dorman, GPD, and Universal Air Conditioner, giving you a range of options across both part types. Other categories GMC Terrain owners shop for: GMC Terrain Mufflers, GMC Terrain Exhaust and Tail Pipes and GMC Terrain Doors and Door Parts, or browse all GMC Terrain parts and accessories.