Motorad 2003-180 Engine Coolant Thermostat

Reliable Engine Coolant Thermostat for Select GM and Isuzu Vehicles

The Motorad High Flow Engine Coolant Thermostat 2003-180 is designed to maintain optimal engine temperature for a range of Buick, Chevrolet, GMC, and other compatible models. Engineered for precise temperature regulation at 180 degrees Fahrenheit, this thermostat supports efficient engine performance and cooling system reliability.

• Sealing flange outside diameter: 1.73 inches
• Flange thickness: 0.04 inches
• Temperature rating: 180°F (82°C)
• No gasket or seal included
• No jiggle pin weep hole
• Compatible with multiple GM and Isuzu models

About the Motorad High Flow Product Line

The High Flow line from Motorad focuses on thermostats designed to optimize coolant flow and temperature control. This product line emphasizes consistent thermal regulation to support engine efficiency and longevity. The 2003-180 thermostat is part of this series, providing a reliable 180-degree temperature threshold suitable for various GM and Isuzu vehicles.

Product Details and Specifications

This engine coolant thermostat features a sealing flange with an outside diameter of 1.73 inches and a flange thickness of 0.04 inches, ensuring a secure fit within the cooling system housing. The thermostat operates at a fixed temperature of 180 degrees Fahrenheit, which is critical for maintaining proper engine operating temperature and preventing overheating or inefficient fuel consumption. Note that this part does not include a gasket or seal, and it lacks a jiggle pin weep hole, which may be relevant for certain vehicle cooling system designs.

Compatible Vehicles and Applications

• Buick models including Century, LeSabre, Park Avenue, and Skylark
• Chevrolet models such as Camaro, Blazer, C1500, and Lumina
• GMC trucks including Jimmy, Sierra, and Suburban variants
• Isuzu models like Hombre and Trooper
• Other makes including Geo, Oldsmobile, Pontiac, and Suzuki with compatible models

Common Issues Addressed by This Thermostat

• Engine overheating due to thermostat failure
• Poor engine warm-up times affecting fuel efficiency
• Inconsistent coolant flow causing temperature fluctuations
• Cooling system leaks related to damaged or worn thermostats
• Engine performance issues linked to improper temperature regulation

Installation Notes and Tips

Ensure the thermostat housing is clean and free of old gasket material before installation. Since this part does not include a gasket or seal, use a compatible gasket recommended for your vehicle model. Verify the thermostat orientation matches the original part to maintain proper coolant flow. No installation tool is included, so standard hand tools appropriate for your vehicle’s cooling system are required.

Quality Assurance and Warranty

Motorad thermostats are manufactured to meet OEM specifications for fit and function. The High Flow 2003-180 thermostat undergoes quality control testing to ensure reliable temperature regulation. Warranty coverage details should be confirmed with the product supplier or manufacturer documentation.