Diesel Data
: Automotive Repair
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Hummer
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2004
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H2 V8-6.0L
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Cooling System
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Testing and Inspection
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Symptom Related Diagnostic Procedures
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Coolant Heater Inoperative
Coolant Heater Inoperative
Steps 1-6:
