Sir Tools VZ32 GM & Asian Expansion Tank Adapter for Cooling System Pressure Testing

The Sir Tools VZ32 is a cooling system expansion tank adapter designed to pressurize the liquid cooling system on GM and select Asian vehicles equipped with a threaded filler neck on the expansion tank. This adapter connects a standard cooling system pressure tester to the vehicle's expansion tank, enabling technicians to perform accurate pressure tests, leak diagnostics, and coolant system service.

Key Features:

• Designed specifically for GM and Asian vehicles with threaded expansion tank filler necks
• Enables pressurization of the liquid cooling system for leak detection and pressure testing
• Compatible with standard automotive cooling system pressure test equipment
• Professional-grade construction for reliable workshop use
• Part of the Sir Tools line of specialized automotive service adapters

Applications Include:

• Buick: Roadmaster (1994–1996), Skylark (1992–1998)
• Cadillac: Catera (1997+), Fleetwood (1994–1996), Seville

Note: This item is No Longer Available (NLA) from the manufacturer. Sir Tools MPN: VZ32.