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Home >> GMC >> 2002 >> C3500 HD 6.5 F, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 6.5L >> Diagnostic Information and Procedures >> DTC P1627 >> Circuit Description

Circuit Description

The powertrain control module (PCM) monitors internal circuits for performance problems. If a problem is detected in the analog to digital converter circuits, DTC P1627 will set.

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