2007 Mercedes Benz GL450 problems and owner complaints

MY 2007 MERCEDES-BENZ GL-450 WITH 36,900 MILES SUDDENLY LOST POWER AND WAS BARELY RESPONSIVE WHILE DRIVING HOME YESTERDAY (2/17/2010), AND THEN THE CAR REQUIRED 3 OR 4 ATTEMPTS TO SHIFT INTO REVERSE AS I WAS TRYING TO BACK INTO MY DRIVEWAY. I DROVE THE CAR TO THE MERCEDES DEALERSHIP THIS MORNING. THIS PROBLEM FIRST HAPPENED A FEW MONTHS AGO (AUGUST 2009 AT 34,500 MILES) DURING HIGHWAY DRIVING WITH MY FAMILY IN THE VEHICLE WHILE WE WERE OUT OF TOWN ON A VACATION TRIP. WE HAD TO REPEATEDLY PULL OFF THE HIGHWAY, TURN THE CAR OFF FOR AWHILE AND …

Owner-reported narrative. 36,900 miles reported. Look up ODI 10311851 at NHTSA ↗

TL* THE CONTACT OWNS A 2007 MERCEDES BENZ GL450. WHILE DRIVING APPROXIMATELY 40 MPH, THE TRANSMISSION SEIZED AND THE VEHICLE ABRUPTLY CAME TO A HALT. THE SERVICE ENGINE WARNING INDICATOR ILLUMINATED AFTER THE FAILURE OCCURRED. THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC WHO STATED THAT THE DEFECT WAS RELATED TO INTERNAL DAMAGE WITHIN THE TRANSMISSION. THE VEHICLE WAS THEN TOWED TO AN AUTHORIZED DEALER FOR DIAGNOSIS. THE DEALER STATED THAT THE TRANSMISSION WOULD NEED TO BE REPLACED DUE TO FAULTY CAM SHAFT LOCKING. THE VEHICLE WAS BEING REPA…

Owner-reported narrative. 70,000 miles reported. Look up ODI 10438988 at NHTSA ↗

TL*THE CONTACT OWNS A 2007 MERCEDES BENZ GL450. THE CONTACT HEARD A SQUEAKING NOISE WHEN HE DEPRESSED THE BRAKE PEDAL AND THE STOPPING DISTANCE INCREASED. THE DEALER WAS UNABLE TO DIAGNOSE THE CAUSE OF FAILURE, HOWEVER, THEY GRINDED THE EDGES OF THE BRAKE PADS TO REDUCE THE SQUEAKING NOISE. THE SPEED WAS UNKNOWN. THE FAILURE MILEAGE WAS 4,000 AND CURRENT MILEAGE WAS 6,600. THE DEALER RECOMMENDED CHAMFERING THE BRAKE PADS TO ALLEVIATE THE NOISE. THE DEALER STATED VEHICLE LOW ON OIL. UPDATED 09/2807 *TR

Owner-reported narrative. 4,000 miles reported. Look up ODI 10202934 at NHTSA ↗

ON FEBRUARY 18, 2008 AT APPROXIMATELY 3:30 PM I WAS INVOLVED IN AN MVA IN WHICH I STRUCK THE CAR IN FRONT OF ME AT CONSIDERABLE SPEED. THIS CAUSED CONSIDERABLE DAMAGE TO MY CAR (2007 MERCEDES GL450) WITH NO AIR BAG DEPLOYMENT. DURING THE ATTEMPT AT STOPPING I FELT THE BRAKE PEDAL BECOME MUSHY AND BE INEFFECTIVE. AT FIRST THE BRAKES GRABBED STRONG AND THEN LET LOOSE WITH THE EVENTUAL COLLISION. AFTER CONSULTING WITH AN INDEPENDENT MERCEDES MECHANIC, IT WAS SUGGESTED THAT THIS BRAKE BEHAVIOR COULD BE EXPLAINED BY AN ANTI-LOCKING BRAKE (ABS) SENSO…

Owner-reported narrative. Look up ODI 10220937 at NHTSA ↗

1. MADE A LEFT TURN ONTO THE ROADWAY FROM A STOP. 2. HAD FAILURE OF THE ABS, ESP AND PARKTRONIC SYSTEMS OF THE VEHICLE. STEERING WHEEL FELT LIKE THERE WAS A LOSS OF POWER STEERING. 3. THE VEHICLE WAS PARKED AND STARTED. THIS CONDITION SELF CORRECTED AFTER STARTING THE VEHICLE A SECOND TIME. HAVE HEARD THIS IS AN ISSUE WITH VEHICLES FROM OTHER MANUFACTURERS AS WELL. *TR

Owner-reported narrative. 18,000 miles reported. Look up ODI 10266409 at NHTSA ↗

TODAY MY HUSBAND WAS INVOLVED IN A CAR ACCIDENT WHILE DRIVING MY 2007 GL450. THANK GOD HE WASN'T INJURED BUT THE SITUATION HE EXPLAINED TO ME HAS HAPPENED SEVERAL TIMES BEFORE AND I'VE BEEN ABLE TO REGAIN CONTROL OF THE CAR BEFORE SOMETHING TERRIBLE HAPPENED. HE LEFT HOME FOR WORK AT ABOUT 6AM AND WHILE STILL IN THE SUBDIVISION DRIVING ABOUT 20 MILES/HR ON A ROAD WITH ABOUT 1" OF SNOW, HE TRIED TO MAKE A RIGHT TURN BUT THE BRAKES LOCKED AND THE STEERING WOULDN'T TURN AND HE ENDED UP SMASHING THE FRONT END ON A HUGE STONE AND RICOCHETING TO A FI…

Owner-reported narrative. 49,000 miles reported. Look up ODI 10304549 at NHTSA ↗

THIS COMPLAINT IS IN REGARDS TO A 2007 MERCEDES GL450. I HAVE HAD ELECTRICAL PROBLEMS WITH THIS CAR FROM THE VERY BEGINNING. 14 DAYS AFTER PURCHASING VEHICLE WENT INTO THE SHOP. ON 2 OCCASIONS MY CAR SHUT COMPLETELY DOWN ON BUSY ROAD WAYS AND BOTH TIMES MERCEDES DID NOT WANT TO FIX THE CAR. MERCEDES CLAIMED A DRINK WAS SPILT IN THE CAR ON A COMPUTER SYSTEM UNDER THE FRONT PASSENGER SEAT. ON THE FIRST OCCASION LIGHTS STARTED FLASHING AND WITH IN 30 SECONDS THE CAR LOST ALL POWER AND HAD TO BE PUSHED OFF THE ROAD WAY. ALL OF THE DOORS WERE…

Owner-reported narrative. Look up ODI 10297635 at NHTSA ↗

I WAS ON MY WAY TO DROP OFF MY DAUGHTER FOR SCHOOL. I STARTED TO SMELL SOMETHING BURNING THEN I STARTED FEELING A BURN ON MY SEATING AREA. I PULLED OVER LUCKY I WAS NEXT FIRE DEPARTMENT, MY DAUGHTER AND I GOT OFF THE CAR AS WE GOT OFF THE DRIVERS SIDE SEAT WAS ON FIRE. EVERY ONE FROM THE FIRE DEPARTMENT CAME OUT, THEY DISABLED THE SEAT ELECTRICAL SYSTEM. *TR

Owner-reported narrative. 42,000 miles reported. Look up ODI 10361103 at NHTSA ↗

TL* THE CONTACT OWNS A 2007 MERCEDES BENZ GL450. WHILE ATTEMPTING TO ACCELERATE FROM APPROXIMATELY 70 MPH TO 75 MPH WITH THE CRUISE CONTROL ACTIVATED, THE VEHICLE INVOLUNTARILY DECELERATED THEN STALLED WITHOUT WARNING. THE CONTACT MOVED THE VEHICLE OFF THE ROADWAY AND WAS ABLE TO RESTART THE VEHICLE. WHEN THE VEHICLE WAS RESTARTED, THE CHECK ENGINE LIGHT WAS ILLUMINATED ON THE DASHBOARD. SHE THEN SHUT OFF THE VEHICLE FOR APPROXIMATELY FIVE MINUTES AND WHEN RESTARTING, THE VEHICLE OPERATED AS NORMAL. THE VEHICLE WAS TAKEN TO THE DEALER WHERE TH…

Owner-reported narrative. 72,500 miles reported. Look up ODI 10331362 at NHTSA ↗

I WAS DRIVING 70 MPH ON I-80 HIGHWAY WHEN MY CAR COMPLETELY SHUT DOWN. THE SPEEDOMETER WENT FROM 70 DOWN TO 10 MPH IN ABOUT 2 SECONDS. THERE WAS NO WARNING, NO LIGHTS, BELLS, OR SIGNALS TO WARN ME THAT MY FUEL PUMP NEEDED TO BE REPLACED. I HAD TO CUT ACROSS THREE LANES OF TRAFFIC WITH NO POWER, AND ALMOST GOT HIT BY A TRACTOR TRAILER WHO HAD TO IMMEDIATELY SWERVE OFF THE ROAD. I COULD NOT RESTART THE CAR, AND HAD TO BE PUSHED BY A NJ STATE OFFICER TO GET TO THE SHOULDER. I WAS ON A VERY BUSY MAJOR HIGHWAY, AND HAD IT OF BEEN RUSH HOUR I DON'T …

Owner-reported narrative. 145,000 miles reported. Look up ODI 10909354 at NHTSA ↗