Motorad 229-195 Engine Coolant Thermostat

Engine Coolant Thermostat for OE-Style Cooling Control

The Motorad Standard 229-195 engine coolant thermostat is built for precise temperature control in demanding cooling systems. It opens at 195°F and uses OEM-spec materials and processes to support stable coolant flow in applications such as Cadillac Eldorado, Seville, DeVille, and Fleetwood.

Motorad’s Standard line focuses on direct-fit thermostat replacement parts that follow OE-style dimensions and operating characteristics. This 229-195 thermostat uses a copper case and wax compound for responsive temperature changes, along with an offset design and air relief valve where applicable.

Key Features

• 195°F start-to-open temperature for OE-style engine warm-up control
• Copper case and wax compound for quick reaction to coolant temperature changes
• Manufactured to OEM specifications and processes
• Offset design with air relief valve where applicable
• Standard thermostat type for direct replacement service
• Part number 229-195 for easy catalog matching

Detailed Product Overview

Motorad 229-195 is an engine coolant thermostat designed to regulate coolant flow based on temperature, helping the engine reach and maintain its intended operating range. The sealing flange outside diameter measures 2.12 in, with a height of 1.94 in and a height between flanges of 1.36 in. Additional dimensions include a bypass diameter of 1.09 in, bypass length of 1.18 in, and flange thickness of 0.06 in. This thermostat does not include a gasket or seal, and it does not include an installation tool.

Fits 1982-1985 Cadillac Eldorado, N/A. Fits 1982-1985 Cadillac Seville, N/A. Fits 1982-1984 Cadillac DeVille, N/A. Fits 1982-1984 Cadillac Fleetwood, N/A. This part cross-references Gates 22995 and Bosch 13749 for the same application.

Common Issues This Part May Address

• Engine running cooler or warmer than the intended 195°F operating range
• Delayed coolant circulation during warm-up
• Temperature fluctuation caused by a worn thermostat element
• Cooling system service needs on OE-spec Cadillac applications
• Replacement of a thermostat with incorrect dimensions or bypass configuration

Installation Notes and Tips

Verify thermostat orientation, bypass dimensions, and sealing surface condition before installation. Because no gasket or seal is included, use the correct service seal specified for the vehicle application. Confirm the cooling system is properly filled and bled after installation to reduce trapped air and restore normal temperature control.

Quality Assurance

Motorad manufactures this Standard thermostat with OEM-quality materials and safety standards as an OE supplier. The design follows OEM specifications to support consistent operation in demanding automotive cooling systems.