how to back flush a heater core

Asked by Jan 09, 2016 at 02:20 PM about the 2004 Volkswagen Passat GLX 4Motion Wagon

Question type: Maintenance & Repair

2 Answers

56,695

Turn on the heater and use a kit like this --

56,695

You could also disconnect both heater hoses and hook up a garden hose to one end and turn on the water.

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