GMC Sonoma Thermostats and Housings
This page brings together thermostats and housings for the GMC Sonoma covering model years 1991–2004, including engine coolant thermostats, thermostat housings, housing assemblies, and water outlets in OE replacement and kit configurations. Choose your model year above and this page keeps only the thermostats and housings that fit your GMC Sonoma. Each listing is matched to our vehicle fitment data before it appears here.
Derale Performance 15719 Billet Fluid Control Thermostat Kit 1/2" NPT 180°F
Mishimoto MMTS-WRA-87L Racing Thermostat Low-Temp 180°F Jeep Wrangler 2.5L/4.0L/4.2L 1987-2006
Mishimoto MMTS-MUS-86A Street Thermostat for 1986-1995 Ford Mustang GT/Cobra
What's here for your GMC Sonoma
- Engine Coolant Thermostats — OE replacement and performance options, available with gaskets or as kits
- Engine Coolant Thermostat Housings — individual housings matched to Sonoma-specific configurations
- Thermostat and Housing Combos — paired sets for straightforward replacement
- Engine Coolant Water Outlets — the fitting that routes coolant from the engine to the upper hose
- Engine Coolant Thermostat Housing Assemblies — complete assemblies for a more comprehensive service
The widest selection here comes from Motorad, Standard Motor Products, Dorman, and Gates, covering a broad range of Sonoma configurations across the 1991–2004 span. 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.