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Pontiac
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1999
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Grand AM V6-3.4L VIN E
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Repair and Diagnosis
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Powertrain Management
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Computers and Control Systems
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Testing and Inspection
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Scan Tool Testing and Procedures
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Scan Tool Data Definitions - Powertrain Systems
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Low Speed Fans, High Speed Fans
Low Speed Fans, High Speed Fans
(if applicable) Scan Tool Displays ON or OFF. Represents the
PCM
commanded state of the Low Speed and High Speed fan relay drivers.