Gates 33924 Engine Coolant Thermostat

Gates OE Type Thermostat 33924

The Gates 33924 OE Type Thermostat is built for precise engine coolant temperature control and a leak-free, OEM-equivalent fit. It is a direct replacement choice for classic Chevrolet and GMC trucks, vans, and SUVs that need stable operating temperature and dependable cooling system performance.

Key Features

• OE Type Thermostat design for factory-style temperature regulation
• Balanced sleeve construction for consistent coolant flow control
• Start-to-open temperature ratings of 190°F / 88°C and 195°F / 91°C
• Stainless steel and copper construction for cooling system durability
• OE Performance comparison rating
• Jiggle pin/check valve design with one valve listed
• Gates part number 33924 for easy identification

Product Details

Gates OE Type Thermostat 33924 is engineered for vehicles that rely on accurate coolant temperature management to maintain proper engine operation. The balanced sleeve design helps regulate coolant flow as the engine warms up, while the OE-style construction supports a factory-like fit in applications such as Chevrolet C10, K10, K5 Blazer, GMC C1500, K1500, and related models. This thermostat is a practical replacement for drivers servicing older GM cooling systems where temperature control and sealing consistency matter.

This part cross-references Dorman - HELP (e.g., 32109, 42995) for the same application.

Vehicle Fitment

• Fits 1983-1995 Chevrolet G20, N/A; 190 Degree; OE Temperature; OE Type Thermostat
• Fits 1983-1995 Chevrolet G30, N/A; 190 Degree; OE Temperature; OE Type Thermostat
• Fits 1982-1995 GMC P3500, N/A; 190 Degree; OE Temperature; OE Type Thermostat
• Fits 1982-1993 Chevrolet P30, N/A; 190 Degree; OE Temperature; OE Type Thermostat
• Fits 1989-1991 Chevrolet R1500 Suburban, N/A; 190 Degree; OE Temperature; OE Type Thermostat
• Fits 1989-1991 Chevrolet V2500 Suburban, N/A; 190 Degree; OE Temperature; OE Type Thermostat
• Fits 1987-1991 GMC V1500 Suburban, N/A; 190 Degree; OE Temperature; OE Type Thermostat
• Fits 1982-1986 Chevrolet C10, N/A; 190 Degree; OE Temperature; OE Type Thermostat
• Fits 1982-1986 Chevrolet K5 Blazer, N/A; 190 Degree; OE Temperature; OE Type Thermostat
• Fits 1982-1986 GMC K1500, N/A; 190 Degree; OE Temperature; OE Type Thermostat

Installation Notes

Verify the thermostat temperature rating and housing dimensions before installation. The listed sealing flange outside diameter, height, and flange height should be matched to the original part during service. Clean the thermostat housing and sealing surfaces thoroughly, and confirm the jiggle pin orientation matches the cooling system layout.

Quality Assurance

Gates OE Type Thermostats are built to deliver OEM-equivalent fit and precise temperature control for cooling system service. The OE Performance rating reflects a factory-style replacement standard for dependable operation in classic Chevrolet and GMC applications.