NHTSA Complaint #10907712 — 2008 SUZUKI XL7

WE WERE DRIVING WITH NO ISSUES AND CHK ENGINE LIGHT CAME ON DROVE IN TECHNICIAN STATED OVER TWO QTS LOW ON OIL. HAVE EXTENDED WARRANTY ON VEHICLE AND WARRANTY REQUIRED INSPECTION. THIS IS THE REPORT: INSPECTION FINDINGS TECHNICIAN HAS DOCUMENTED HAD CODE P0018 CAM SHAFT/CRANKSHAFT CORRELATION CODE AND CODE P0008 CAM POSITION PERFORMANCE CODE WAS IN SYSTEM, TECHNICIAN STATED ENGINE WAS 2 QUARTS LOW ON OIL WHEN VEHICLE ARRIVED, OIL STICKER IN WINDSHIELD STATES NEXT OIL CHANGE AT 113574 MILES AND VEHICLE NOW HAS 114588 MILES, TECHNICIAN HAS REMOVED BOTH VALVE COVERS AND REAR CYLINDER HEAD APPEARS DRY AND CAM LOBES ON REAR CAM/EXHAUST SHAFT ARE SCORED AND BEARING CAPS ARE DARKER IN COLOR THAN THE FRONT CYLINDER HEAD CAMSHAFT BEARINGS, REAR CYLINDER HEAD LOOKS DARKER IN COLOR DUE TO LACK OF OIL PRESSURE TO REAR CYLINDER, TECHNICIAN HAS REMOVED CAM BEARING ON FRONT AND REAR CYLINDER HEADS AND BEARINGS ARE JUST SLIGHTLY SCORED, NO TEARDOWN HAS BEEN PERFORM TO DETERMINE CAUSE OF FAILURE, NO TEARDOWN HAS BEEN FORMED COULD NOT DETERMINE IF TIMING CHAIN IS STRETCHED OR IF ANY TIMING COMPONENTS HAVE FAILED, FURTHER TEARDOWN WOULD BE NEEDED TO DETERMINE IF FAILURE IS FROM LACK OF OIL OR MANUFACTURE DEFECT. NO SIGN OF ANY EXTERNAL FLUID LEAKS, AND REPAIR FACILITY STATED VEHICLE HAS NOT BEEN IN BEFORE FOR LOW OIL, VEHICLE HAS BEEN IN BEFORE FOR OIL CHANGES NO NOTES RELATING TO LOW OIL. THIS IS THE SAME STORY AS MANY RELATED ISSUES WITH THE SUZUKI ENGINE. THE OFFICIAL REPORT IS UPLOADED AS WELL. IF THERE ARE NO ISSUES WITH ENGINE, THEN WHY DID SUZUKI PUT OUT TIMING CHAIN SERVICE KITS SPECIFIC TO THIS ERROR?