Operation CHARM
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GMC Truck
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1994
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S15/T15 Sonoma P/U 4WD V6-262 4.3L VIN W CPI
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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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Engine Control Module
Engine Control Module
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Description and Operation
Engine Control Module (ECM)
Powertrain Control Module (PCM)
Locations
Assembly View
Pictorial View
Automatic Transmission
Manual Transmission
Service and Repair
Diagrams
Harness Connector
With Automatic Transmission
Harness Connector
Red Connector
Blue Connector
With Manual Transmission
Harness Connector
Part 1
Part 2
24 Pin Connector
32 Pin Connector
With VCM
Specifications
Technical Service Bulletins
