ACDelco 13597899 GM Heater Coolant Pump Assembly

The ACDelco 13597899 is a genuine GM heater coolant pump assembly designed for hybrid and electric vehicle cooling systems. This OEM replacement pump circulates coolant through the HVAC system to maintain proper cabin heating and engine temperature regulation, particularly in electric vehicle (EV) mode when the internal combustion engine is not running.

Key Features:

• Genuine GM Original Equipment replacement part
• Designed for HVAC and engine coolant circulation systems
• Essential for maintaining heat in EV mode on hybrid vehicles
• Includes water pump gasket for complete installation
• Manufactured to GM OE specifications for proper fit and function
• Engineered and tested to rigorous GM quality standards
• Backed by GM Replacement Parts Limited Warranty

This electric coolant pump is a critical component in hybrid vehicle cooling systems, ensuring reliable cabin heating performance when the gasoline engine is off. The assembly is designed to meet strict federal safety and quality standards, providing the durability and service life expected from genuine ACDelco GM parts. Replaces previous part number 13579710.