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GMC
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2002
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Jimmy 2D Utility, Part Time, Automatic
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls Self-Diagnostics - 4.3L
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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 Running DTC
Conditions For Running DTC
The engine load is less than 60 percent.
The engine speed is less than 3200 RPM.
The vehicle speed is more than 10 MPH.
Engine misfire is detected and DTC P0300 is set.