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Pontiac
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2005
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Bonneville V8-4.6L VIN Y
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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:
Test 1-6:
