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REPAIR INSTRUCTIONS ODOR CORRECTION Eliminating Air Conditioning Odor 9 Inspect the cooling system for leaks. Go to Step 10 Go to Step 12 10 Inspect for coolant leaking inside the Go to Step 11 Go to Step 15 11 Replace the heater core. Refer to Heater Go to Step 15 - 12 Does the odor have an oily smell? Go to Step 13 Go to Step 15 13 1. Inspect the engine compartment for any leaks. Refer to the following Oil Leak Diagnosis Fluid Leak Diagnosis Power Steering Fluid Leaks 2. Repair any oil leaks. Is the repair complete? Go to Step 15 - 14 A musty odor can be caused by mold or Go to Step 15 - 15 Operate the system in order to verify the System OK Go to Step 2
2007 Hummer H3 2007 HVAC Heating, Ventilation and Air Conditioning - H3
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