ACDelco 16194M Professional Engine Coolant Heater Hose

The ACDelco 16194M is a Professional series engine coolant heater hose designed to carry hot coolant between the engine and the heater core. Engineered to meet original equipment specifications, this hose provides reliable, leak-free performance in demanding underhood environments.

Key Features:

• Manufactured to ACDelco Professional series quality standards for OE-level fit and function
• Constructed from heat- and pressure-resistant rubber compounds to withstand high coolant temperatures and system pressures
• Reinforced inner construction resists collapse, kinking, and electrochemical degradation (ECD)
• Pre-formed shape ensures correct routing and a secure, rattle-free installation
• Designed for direct OE replacement — no trimming or modification required
• Compatible with standard coolant types including OAT, HOAT, and conventional green antifreeze formulations

The ACDelco 16194M is an ideal choice for restoring proper coolant flow to the heating system, helping maintain cabin heat and overall engine thermal management. As a genuine ACDelco part, it meets the engineering tolerances of the original component it replaces.