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Jeep J20 HVAC Relays

This page brings together HVAC relays for the Jeep J20, covering model years 1974–1988. The range includes heater relays and auxiliary heater relays sized for these trucks. Choose your model year above and this page keeps only the hvac relays that fit your Jeep J20. Each listing is matched to our vehicle fitment data before it appears here.

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What's here for your Jeep J20

  • HVAC Heater Relay — the primary relay in the heater circuit, including manifold-style units
  • Auxiliary Heater Relay — a secondary relay supporting supplemental heating circuits

The widest selection of HVAC relays for the Jeep J20 comes from Standard Motor Products, ATP, and Airtex Automotive Division. Other categories Jeep J20 owners shop for: Jeep J20 Exterior Lights, Jeep J20 Steering Gear and Parts and Jeep J20 Springs and Suspension Parts, or browse all Jeep J20 parts and accessories.