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Home >> Pontiac >> 2003 >> Grand Prix GT >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Self-Diagnostics - 3.8L >> Diagnostic Tests >> DTC P1381: Misfire Detected - No Communication With Brake Control Module >> Conditions For Setting DTC
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Conditions For Setting DTC

A serial data malfunction exists preventing the PCM from receiving rough road detection data and the condition is met for more than 5 seconds.