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GMC
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1998
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Savana 1/2 Ton Van V8-305 5.0L VIN M SFI
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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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Description and Operation
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Serial Data Communications
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Diagnostic Trouble Codes
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Reading Diagnostic Trouble Codes (DTC)S
Reading Diagnostic Trouble Codes (DTC)S
Use a scan tool in order to read Diagnostic Trouble Codes (DTC)s. Failure to follow this procedure will result in unnecessary repairs.