Engine Runs Rough Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle...
Jeep technical service bulletin 09-013-26 for 2026 Jeep Grand Cherokee and 2026 Jeep Grand Cherokee L.
- Bulletin number
- 09-013-26
- Component
- Engine
- Summary
- Engine Runs Rough Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0300-00 - Random/Multiple Cylinder Misfire Detected. ● P0301-00 - Cylinder 1 Misfire. ● P0302-00 - Cylinder 2 Misfire. ● P0303-00 - Cylinder 3 Misfire. ● P0304-00 - Cylinder 4 Misfire. Customers may also comment on the following: ● Engine runs rough. This bulletin involves replacing all four main chamber spark plugs.
Owners of these vehicles have filed 43 complaints in the engine category.
Vehicles covered
- Jeep Grand Cherokee 2026 2026
- Jeep Grand Cherokee L 2026 2026
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