2004 GMC YUKON DENALI Steering Problems

DRIVING VEHICLE AT 30 MPH. LOST ALL POWER AND ENGINE. NO BRAKES, NO POWER STEERING, NO DASH LIGHTS, ENGINE QUIT RUNNING, NO EXTERIOR LIGHTS. PARKED VEHICLE IN PARKING LOT. NO POWER AT ALL. AFTER ABOUT 20 MINUTES OF WAITING VEHICLE STARTED AGAIN AND HAD MINIMAL ACCELERATION/POWER. *TR

WITH THE RECENT GM RECALL ON POWERSTEERING MOTORS I WOULD LIKE TO REPORT A PROBLEM. I OWN A 2004 GMC YUKON DENALI. I HAVE BEEN HAVING THE SAME PROBLEMS WITH MY POWERSTEERING AS DESCRIBED WITH THE COBOLTS AND PONTIACS. . THE FLUID AND PUMP HAVE BEEN CHECKED AND WERE FINE. *TR

IN MY 2004 YUKON DENALI THE STEERING WHEEL PUMP WENT UP. THE VEHICLE WAS PURCHASED ON MAY 8, 2004 AND TO MY DISCOVERY THE FAILURE OCCURED ON JUNE 26, 2004. WHILE DRIVING I NOTICED A LOUD HUMMING SOUND COMING FROM THE TRUCK. IT WAS NOTICEABLE WHEN I DEPRESSED THE GAS PETAL AND ALSO WHILE TURNING THE STEERING WHEEL. I CONTACTED ONSTAR TO PERFORM A DIAGNOSTIC OF THE VEHICLE IN HOPES THEY COULD DETERMINE THE PROBLEM. ONSTAR WAS ABLE TO ASSESS MY TRUCK AND INFORMED ME THAT NOTHING WAS MALFUNCTIONED ELECTRICALLY WHICH INDICATED A MANUAL DYSFUNCTION. FOR A MATTER OF THIS MAGNITUDE TO HAVE GONE WRONG IN SUCH A SHORT PERIOD OF TIME, LEADS ONE TO BELIEVE THAT THE DEALERSHIP SOLD ME A LEMON OR DID NOT PERFORM A THOROUGH ASSESSMENT OF THE VEHICLE PRIOR TO SELLING IT TO ME. ON THE NEXT BUSINESS DAY, JUNE 28, 2004, I DROVE MY...