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Buick
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1991
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Roadmaster V8-305 5.0L
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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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Component Tests and General Diagnostics
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Troubleshooting Hints
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Troubleshooting Hints - Air Delivery
Troubleshooting Hints - Air Delivery
(Perform before beginning System Diagnosis)
Check that Selector Switch and Temperature Control Level on Heater and A/C Control Assembly move freely.
^
Refer to System Diagnosis.
Testing and Inspection