Diesel Data
: Automotive Repair
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Chevy Truck
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1999
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Express 1 Ton Van V8-5.7L VIN R
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Repair and Diagnosis
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Powertrain Management
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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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4WD Low
4WD Low
(Enable/Disable)
The scan tool indicates enabled when four wheel drive low has been selected by the operator.