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Cadillac STS HVAC Relays

This page covers HVAC relays for the Cadillac STS across the 2005–2011 model years, including A/C compressor control relays that are part of the vehicle's climate control system. Choose your model year above and this page keeps only the hvac relays that fit your Cadillac STS. Each listing is matched to our vehicle fitment data before it appears here.

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What's here for your Cadillac STS

  • A/C Compressor Control Relay

The widest selection here comes from Standard Motor Products, Airtex Automotive Division and Holstein. Other categories Cadillac STS owners shop for: Cadillac STS Shocks and Struts, Cadillac STS Valve Train Parts and Cadillac STS Tires, or browse all Cadillac STS parts and accessories.