ACDelco 13539470 Fuel/Water Separator Reservoir for 6.6L Diesel

The ACDelco 13539470 is a genuine OEM Fuel/Water Separator Reservoir designed for GM vehicles equipped with the 6.6L diesel engine. This component serves as the water collection bowl within the fuel/water separator system, protecting the fuel injection system by capturing and holding moisture that is removed from diesel fuel before it can cause damage to sensitive components.

Key Features:

• Genuine GM OEM replacement part — designed, engineered, and tested to OE standards
• Direct-fit replacement for the factory fuel/water separator reservoir
• Compatible with 6.6L diesel engine applications
• Included with fuel filter as part of a complete service assembly
• Supersedes previous part number 84019467
• Backed by General Motors quality assurance

This reservoir is a critical maintenance component in diesel fuel system service. Replacing the fuel/water separator reservoir ensures the fuel system continues to shed water effectively, helping maintain fuel system integrity and engine performance. Note: Part number 13539470 is also sold under the GM Genuine Parts brand, which may have formerly appeared as ACDelco GM Original Equipment (OE).