Operation CHARM
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Chevy Truck
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1984
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S10/T10 P/U 4WD V6-173 2.8L VIN B 2-bbl
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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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Relays and Modules - Computers and Control Systems
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Engine Control Module
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Technical Service Bulletins
Engine Control Module: Technical Service Bulletins
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ECM - False Setting of Trouble Code 42
All Technical Service Bulletins
Engine - THIS BULLETIN HAS BEEN CANCELED
ECM - Packard 32 Way Connector Identification
ECM - Knock Retard Data Stream Changes
ECM - False Setting of Trouble Code 42
ECM/PCM - Damaged and/or Misdiagnosed
Engine Controls - ECM May Contain Wrong PROM
ECM - Revised Replacement Procedure