my heat doesnt work in my 2003 yukon,digital thermostat is on 90

Asked by Oct 30, 2014 at 07:53 PM about the 2003 GMC Yukon SLT

Question type: Maintenance & Repair

no matter how long i let it run it doesnt get hot

1 Answer

23,230

It might be your thermostat on the engine, the blend door motor behind the glove box or as simple as it low on anti- freeze. If that's the case be looking for a leak.

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