P0300 · Manufacturer communications
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
CHRYSLER, DODGE
Reported code forms P0300
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination.…
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CHRYSLER, DODGE
Reported code forms P0300
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination.…
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CHRYSLER, DODGE
Reported code forms P0300
Flash: 5.7L Diagnostic And System Improvements This bulletin involves reprogramming of the Powertrain Control Module (PCM) with the latest software. A small number of customers may experience a Malfunction Indicator…
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CHRYSLER, DODGE, JEEP
Reported code forms P0300
MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension) This bulletin involves checking for excessive cylinder leakage and replacing the cylinder head if necessary. Customers may experience a Malfunction…
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CHRYSLER, DODGE, JEEP
Reported code forms P0300
MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension) This bulletin involves checking for excessive cylinder leakage and replacing the cylinder head if necessary. Customers may experience a Malfunction…
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CHRYSLER, DODGE, JEEP
Reported code forms P0300
MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension) This bulletin involves checking for excessive cylinder leakage and replacing the cylinder head if necessary. Customers may experience a Malfunction…
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CHRYSLER, DODGE, JEEP
Reported code forms P0300
MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension)
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CHRYSLER, DODGE, JEEP
Reported code forms P0300
MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension) This bulletin involves checking for excessive cylinder leakage and replacing the cylinder head if necessary. Customers may experience a Malfunction…
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CHRYSLER, DODGE, JEEP, RAM
Reported code forms P0300
MIL Illumination: P0300, P0302, P0304 or P0306 (X56 Warranty Extension) This bulletin involves checking for excessive cylinder leakage and replacing the cylinder head if necessary. Customers may experience a Malfunction…
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CHRYSLER, DODGE
Reported code forms P0300
MIL Illumination P0300 and/or Engine Runs Rough With Factory Fill Fuel This bulletin involves filling the fuel tank with an additional 5 gallons of fuel, driving vehicle, then completing several start/stop cycles. The…
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CHRYSLER, DODGE
Reported code forms P0300
MIL Illumination P0300 and/or Engine Runs Rough With Factory Fill Fuel This bulletin involves filling the fuel tank with an additional 5 gallons of fuel, driving vehicle, then completing several start/stop cycles. The…
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