2015 Jeep Grand Cherokee
Mileage
125,725
Service Date
7/1/2026
Services Performed
- Scanned for codes and found: P0302 CYLINDER 2 MISFIRE. CAN SEE WHERE NEW PLUGS, COILS WERE INSTALLED. CURRENT PLUGS ARE AUTOLITES, VEHICLE SHOULD RUN NGK OR DENSO. LOWER INTAKE HAS SEVERAL BOLTS STRIPPED. SWAPPED CYLINDER 1/2 PLUG AND COIL. MISFIRE STAYED ON CYLINDER 2. PERFORMED COMPRESSION TEST, RUNNING COMPRESSION TEST SHOWED LOW, CRANKING NON RUNNING TEST SHOWED COMPRESSION IN SPEC. REMOVED VALVE COVER TO CHECK FOR VALVE TRAIN DAMAGE, NONE FOUND. FOUND WHOMEVER INSTALLED VALVE COVER GASKETS RECENTLY INSTALLED TUBE SEALS UPSIDE DOWN. INTAKE MOUNTING BRACKETS NOT SECURED, HARDWARE MISSING. SWAPPED FUEL INJECTOR FROM CYLINDER 2 TO CYLINDER 1. MISFIRE FOLLOWED. RECOMMEND REPLACING CYLINDER 1 INJECTOR. REPLACED CYLINDER 1 INJECTOR. TEST DROVE VEHICLE APPROXIMATELY 16 MILES. ALL MONITORS SET EXCEPT EVAP.
Andrea M. gave our service a 5 star review on 7/1/2026
