Mechanics

GMC YUKON HEATER PROBLEM

2005 GMC Yukon • 120,000 miles

Heater, will not work all the time, engine temp shows 208, heater hose hot on one side changed thermostat.
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Guest
January 20, 2013.



Heater core is clogged. Try flushing it otherwise the heater core has to be replaced.

Roy

ASEMaster6371
Jan 20, 2013.