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GMC Sonoma Cooling System Switches

This page brings together cooling system switches for the GMC Sonoma, covering model years 1991–2004. The range includes engine cooling fan switches, auxiliary fan switches, and engine coolant temperature switches to suit the breadth of the Sonoma lineup. Choose your model year above and this page keeps only the cooling system switches that fit your GMC Sonoma. Each listing is matched to our vehicle fitment data before it appears here.

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What's here for your GMC Sonoma

  • Engine Cooling Fan Switch
  • Auxiliary Engine Cooling Fan Switch
  • Engine Cooling Fan Temperature Switch
  • Engine Coolant Temperature Switch

The widest selection here comes from Four Seasons, Hayden Automotive, Motorad, and Dorman, offering a variety of switch types and kit configurations across the 1991–2004 model years. Other categories GMC Sonoma owners shop for: GMC Sonoma Exhaust and Tail Pipes, GMC Sonoma Exterior Lights and GMC Sonoma Springs and Suspension Parts, or browse all GMC Sonoma parts and accessories.