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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (ENGINE CONTROLS - 8.1L - DIAGNOSTICS (DTCs P0506-U0107)) >> DTC P1381 >> Conditions for Setting the DTC

Conditions for Setting the DTC

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The PCM cannot communicate with the brake control module for more than 45 seconds.