GMB 930-2220 Engine Cooling Fan Clutch

Overview

The GMB 930-2220 engine cooling fan clutch is an OEM-standard replacement built for thermal operation and aluminum construction. It is specified for applications that require reverse-rotation fan clutch operation and standard-duty cooling control.

Compatible with Chevrolet S10, GMC Sonoma, GMC S15, Chevrolet S10 Blazer, GMC S15 Jimmy, Chevrolet Astro, and GMC Safari applications listed below, this fan clutch is a direct-fit cooling service part for the specified configurations. The GMB 930-2220 is manufactured to meet or exceed OEM specifications.

Key Features

• Thermal fan clutch design for temperature-responsive fan engagement.
• OEM Standard item grade for replacement service.
• Aluminum construction for a durable, lightweight housing.
• New part condition for service replacement use.
• Specified for counter-clockwise (reverse) rotation applications.

Detailed Description

The GMB 930-2220 is an engine cooling fan clutch intended for vehicles that use a thermal, reverse-rotation setup with a front-mounted fan. Fitment includes 1987-1993 Chevrolet S10, 1991-1993 GMC Sonoma, 1989-1991 Chevrolet S10, 1991 GMC Sonoma, 1989-1990 GMC S15, 1987-1990 GMC S15, 1987-1989 Chevrolet S10 Blazer, 1987-1989 GMC S15 Jimmy, 1987 Chevrolet Astro, and 1987 GMC Safari, with notes varying by air conditioning and standard-duty configuration. For buyers searching for a Chevrolet S10 fan clutch or GMC Sonoma cooling fan clutch, the 930-2220 matches the listed thermal applications and rotation requirements.

This part cross-references Four Seasons 36900 and Gates 2580 for the same application.

What It Helps Address

• Fan engagement that is delayed or inconsistent as engine temperature changes.
• Cooling performance issues tied to a worn thermal clutch.
• Noise from a fan clutch that no longer regulates engagement properly.
• Replacement needs for reverse-rotation cooling fan systems.
• Service on standard-duty cooling setups with a front-mounted fan.

Installation Notes

Verify the vehicle’s rotation direction, fan mounting style, and air conditioning configuration before ordering. This part is listed for thermal fan clutch applications with counter-clockwise rotation and front-mounted fan setups; match the notes in the fitment table exactly to the vehicle configuration. Confirm the application against the existing part number 930-2220 and the vehicle’s cooling system specifications before installation.

Quality Assurance

GMB states this fan clutch is manufactured to meet or exceed OEM specifications. The OEM Standard grade and thermal design support replacement service for the listed applications.