Operation CHARM
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Buick
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1982
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Riviera V6-252 4.1L
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Repair and Diagnosis
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Powertrain Management
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Relays and Modules - Powertrain Management
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Relays and Modules - Computers and Control Systems
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Engine Control Module
Engine Control Module
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Description and Operation
Locations
ECM Wiring Harness
Electronic Control Module (ECM)
Service and Repair
Diagrams
Technical Service Bulletins
