85588578 Genuine GM Fan Clutch Assembly

Description

The 85588578 fan clutch assembly controls operation of the engine-driven cooling fan according to cooling demand in compatible General Motors applications. It regulates transfer of rotational force to the fan blade assembly to maintain airflow through the radiator as engine temperature and operating load conditions change.

General Specifications

Product Features

The 85588578 fan clutch assembly manages cooling fan engagement to maintain controlled airflow through the corresponding engine cooling system:

• Regulates engagement of the engine-driven fan according to changing cooling system operating requirements
• Transfers rotational force to the fan blade assembly when increased airflow across the radiator is required
• Supports cooling system operation during idling, low-speed driving, and conditions with limited natural airflow
• Responds to changing engine temperature and operating loads to maintain appropriate cooling fan activity
• Works with the corresponding fan blade assembly and radiator to support consistent engine heat management
• Maintains controlled fan operation within the specified factory engine cooling system configuration

Application Notes

The 85588578 is intended for compatible General Motors vehicles equipped with the applicable engine-driven fan clutch and cooling fan configuration. Inspect the fan blade, mounting interface, surrounding cooling components, and attachment hardware before installation.

Always verify part number, engine configuration, cooling fan setup, and vehicle compatibility before installation.