Carquest Coolant Housing/Water Outlet, CH5945
In stock
$15.99
Listed as compatible with this vehicle by the retailer feed.
Check price2020 GMC Sierra 1500 Thermostats
12 products listed as compatible with this vehicle by the retailer feed.
Dorman Coolant Housing/Water Outlet: with Housing, 25 Degree Neck Angle, 902-2081
In stock
$16.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest Standard Thermostat: With Seal, 180 Degrees, 523-180
In stock
$17.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest Coolant Housing/Water Outlet, 85945
In stock
$20.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest Standard Thermostat: With Seal, 174 Degrees, 523-174
In stock
$23.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest Standard Thermostat: With Seal, 187 Degrees, 15158
In stock
$34.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest Standard Thermostat: With Seal, 160 Degrees, 523-160
In stock
$38.99
Listed as compatible with this vehicle by the retailer feed.
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Motorad UltraStats UltraStat Thermostat - 160 Degrees, 5523-160
In stock
$60.99
Listed as compatible with this vehicle by the retailer feed.
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Motorad UltraStats UltraStat Thermostat - 187 Degrees, 5523-187
In stock
$60.99
Listed as compatible with this vehicle by the retailer feed.
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Motorad Engine Coolant Thermostat Housing Assembly Thermostat: With Seal, 190 Degrees, 5945KT
In stock
$61.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest Integrated Housing Thermostat: Includes Control valves, Sensor and Seal, 189 Degrees, 1263-189
In stock
$606.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest Integrated Housing Thermostat:, 1320-000
In stock
$889.99
Listed as compatible with this vehicle by the retailer feed.
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This site contains affiliate links. We may earn a commission if you buy through them. We do not sell these products or guarantee merchant inventory. Compatibility is listed by the retailer feed for this vehicle; it is not an OEM confirmation. Catalog snapshot: Aug 15, 2026.