GMB 930-2040 Engine Cooling Fan Clutch

Engine Cooling Fan Clutch Overview

The GMB 930-2040 is a thermal engine cooling fan clutch built to meet or exceed OEM specifications. It uses an aluminum construction and OEM-standard grading for direct replacement service in select Cadillac applications.

Key Features

• Thermal fan clutch design for temperature-responsive fan engagement
• OEM Standard item grade for replacement-level fit and function
• Aluminum construction for durable cooling system service
• New condition part for maintenance and repair work
• Compatible with select Cadillac Fleetwood, DeVille, Eldorado, Seville, and Commercial Chassis applications

Detailed Description

This GMB engine cooling fan clutch, part number 930-2040, is engineered for vehicles that use a clockwise (standard) rotation thermal fan clutch. It is listed for heavy-duty Cadillac cooling applications and is a direct-fit replacement for select Cadillac Fleetwood, Cadillac DeVille, Cadillac Eldorado, Cadillac Seville, and Cadillac Commercial Chassis models from the late 1970s through the mid-1980s. This part cross-references Four Seasons 36999 for the same application.

Common Issues It May Address

• Cooling fan engagement that no longer responds properly to engine temperature
• Reduced airflow through the radiator at operating temperature
• Fan clutch wear that can affect cooling performance under load
• Replacement needs on aging Cadillac cooling system service

Installation Notes and Tips

Verify clockwise (standard) rotation and thermal fan clutch requirements before installation. Confirm the vehicle application and cooling system configuration against the listed fitment before ordering. For best results, inspect the fan, water pump area, and surrounding cooling components during service.

Quality Assurance

GMB manufactures this part to meet or exceed OEM specifications. The 930-2040 is a new, OEM-standard replacement built for thermal fan clutch service in the specified Cadillac applications.