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GMC Truck
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1992
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Suburban 3/4 Ton 4WD V8-350 5.7L
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Repair and Diagnosis
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Heating and Air Conditioning
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Air Door
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Testing and Inspection
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Rear
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Rear Temperature Door Motor Does Not Operate
Rear Temperature Door Motor Does Not Operate
Rear Temperature Door Motor Does Not Operate From Either Control (w/Rear Heater And A/C):