Operation CHARM
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Pontiac
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1987
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J2000/Sunbird L4-121 2.0L
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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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Specifications
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Port Fuel Injection (Turbocharged Models Only - VIN M)
Port Fuel Injection (Turbocharged Models Only - VIN M)
ECM Terminal ID & Voltage Specifications (Part 1 of 2).:
ECM Terminal ID & Voltage Specifications (Part 2 of 2):