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GMC Truck
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1998
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Envoy 2WD V6-4.3L VIN X
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Repair and Diagnosis
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Restraints and Safety Systems
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Air Bag Systems
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Testing and Inspection
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Reading and Clearing Diagnostic Trouble Codes
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Clearing Trouble Codes
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With Scan Tool
With Scan Tool
A scan tool clear codes command will erase history DTCs.
Some DTCs are latched and can not be cleared. Latched DTCs will require replacement of the
SDM
after proper diagnostics.