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Home >> GMC >> 1983 >> Jimmy 6.2 C >> Repair and Diagnosis >> Engine Performance >> System >> Feedback Carburetor Tests W/Codes >> Code 54 - M/C Or ECM Fault

Code 54 - M/C Or ECM Fault

Fig 1: Flow Chart, Code 54 - Shorted Mix Control Sol or Faulty ECM

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Fig 2: Flow Chart, Code 54 - Shorted Mixture Control Solenoid or Faulty ECM

GB0048246

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