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GMC S15 HVAC Relays

This page brings together HVAC relays for the GMC S15 covering model years 1982–1990, including A/C clutch relays, heater relays, and temperature control relays offered as OE replacement parts. Select your year above and we'll show only the hvac relays that fit your GMC S15. Fitment is checked against our vehicle data for every part listed.

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What's here for your GMC S15

  • HVAC Relay
  • A/C Clutch Relay
  • Auxiliary Heater Relay
  • Temperature Control Relay
  • HVAC Heater Relay
  • A/C Compressor Control Relay

The widest selection of GMC S15 HVAC relays here comes from Standard Motor Products, ATP, Airtex Automotive Division, and GPD, spanning manifold-style and direct OE replacement formats. Other categories GMC S15 owners shop for: GMC S15 Mirrors, GMC S15 Doors and Door Parts and GMC S15 Manual Transmission Parts, or browse all GMC S15 parts and accessories.