LEMON Manuals
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Saturn
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1996
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SC2 Automatic, MP6
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls - Tests W/Codes
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Diagnostic Trouble Codes
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DTC P1639 - A/D Failure
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Diagnostic Procedures
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Diagnostic Procedures
Record and diagnose all DTC(s). Clear DTC(s). If DTC P1639 resets, replace PCM.