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Chevy Truck
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2003
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TrailBlazer 2WD L6-4.2L VIN S
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Repair and Diagnosis
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Heating and Air Conditioning
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Testing and Inspection
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Symptom Related Diagnostic Procedures
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Symptoms - HVAC System - Automatic
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Blower Motor Always On - Primary
Blower Motor Always On - Primary
Steps 1-6:
Steps 7-9:
