Heater blows cold air off and on. I have changed thermostat but that did not fix the problem???
Jan 27, 2009 at 9:12 PM
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Verify all information, follow manufacturer service procedures, use proper tools and safety equipment,
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MHPAUTOS
AUTOMOTIVE REPAIR CONTRIBUTOR
31,937 POSTS
Hi there,
with the heater on, and the engine warm, check that both heater hoses are hot to touch, if not check the heater tap is working and the controller is functioning correctly, start here.