2012 BMW 6 SERIES Engine Problems

BMW GROUP ISSUED VOLUNTARY RECALL NO. 18V-248: ELECTRONIC AUXILIARY WATER PUMP FAILURE. PRIOR TO RECEIVING A RECALL NOTICE BY MAIL, MY CAR'S INSTRUMENT PANEL REGISTERED THE FOLLOWING MESSAGE WHILE DRIVING AND ON COLD STARTUP: "ENGINE TEMPERATURE HIGH, DRIVE MODERATELY..." . THE TEMPERATURE GAUGE READ NORMAL BEFORE, DURING, AND AFTER THE WARNING MESSAGE DISPLAYED (BOTH STATIONARY AND WHILE DRIVING). THE BMW SERVICE CENTER INFORMED ME THE MESSAGE WAS DUE TO THE RECALLED AUXILIARY WATER PUMP FAILURE, 18V-248. IN ADDITION, THE TURBO COOLANT LINES WERE FOUND TO BE LEAKING WHICH THE SERVICE CENTER INFORMED ME WERE NOT COVERED BY THE RECALL. IT SEEMS A FAULTY AUXILIARY WATER PUMP WOULD CAUSE OR INCREASE THE LIKELIHOOD OF FAILING TURBO COOLANT LINES. IN ADDITION, A FAILING CIRCUIT BOARD COULD RENDER OTHER ELECTRICAL FAILURES IN THE VEHICLE THAT BMW IS NOT ACKNOWLEDGING IN THIS RECALL. I REQUEST NHTSA INVESTIGATE AND COMPEL BMW GROUP TO EXPAND ON...