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Chevrolet
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2002
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Venture Base, Van Passenger Extended
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Repair and Diagnosis
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Engine Performance
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Engine Controls Self-Diagnostics
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Diagnostic Tests
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DTC P1381: Misfire Detected - No EBCM/Pcm Serial Data
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Conditions For Setting DTC
Conditions For Setting DTC
The PCM is detecting a loss of communication with the EBCM/EBTCM for at least 5 seconds.