Operation CHARM
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Alero V6-3.4L VIN E
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Powertrain Management
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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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AIR Active Test Air Injection
AIR Active Test Air Injection
Scan tool displays Yes or No. Yes Indicates the Active Test is being performed by the
PCM
for diagnostic purposes.