Operation CHARM
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GMC Truck
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1994
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S15/T15 Sonoma P/U 2WD L4-134 2.2L
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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
Locations
Assembly View
Pictorial View
Service and Repair
Diagrams
Connector Description
Harness Connector
With Automatic Transmission
Red Connector
Blue Connector
With Manual Transmission
Red Connector
Blue Connector
With VCM
Specifications
Technical Service Bulletins
