FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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2001
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Impala V6-3.4L VIN E
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Scan Tool Testing and Procedures
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Scan Tool Data, Normal Values and Definitions
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Scan Tool Data Definitions - Powertrain Systems
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HO2S 1 Heater Command
HO2S 1 Heater Command
The scan tool displays ON or OFF. This parameter displays the
PCM
commanded state of the
O2
heater.