Operation CHARM
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Porsche
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1982
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928 V8-4474cc 4.5L
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Repair and Diagnosis
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Powertrain Management
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Emission Control Systems
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Catalytic Converter
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Technical Service Bulletins
Catalytic Converter: Technical Service Bulletins
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Exhaust System - Sulfur Like Smell
Catalytic Converter - Testing/Replacing
Catalytic Converter - CO Pick-Up Modification