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Home >> GMC >> 1983 >> Magnavan 5.7 L, 475/M40 >> Repair and Diagnosis >> Engine Performance >> System >> Feedback Carburetor Tests W/Codes >> Code 12 - No Reference To ECM
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Code 12 - No Reference To ECM

Fig 1: Flow Chart, Code 12 - No Distributor Reference Signal To ECM
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Fig 2: Flow Chart - Code 12 - No Distributor Reference Signal To ECM
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