93 Suburban Rear heat Question

Started by Prospeeder, February 05, 2007, 11:13:33 PM

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Prospeeder

Well im cruising around in my dads 93 Suburban Silverado we just got it 2 days ago, Power everything, but one thing, the rear Heat just blows cold. Any ideas whats up? Do they have an Acuator that controls the heater core flow or somthing? or is the rear core most likley clogged up?
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