2011 Mercedes-Benz GL450

Problems, Recalls & Reliability Report

Average

Quick Summary

The 2011 Mercedes-Benz GL450 has 64 owner complaints filed with NHTSA — that's 0.8x the segment average of 80. The most common issue is air bags problems (53% of all complaints), specifically: we were south bound on us131 and was struck in the drivers door. entire drivers side of the vehicle has damage from front bumper to rear wheel. none of the air bags deployed and the computer has a stored code for both drivers side doors. i have contacted mercedes and they contend that the air bags p. ⚠️ 2 fire reports filed.

2 fire reports 5 crash reports 5 injuries

Total Complaints

Recalls Issued

—/5

Safety Stars

0.8x

vs Segment Avg

Known Problems

AIR BAGS

34 complaints

53%

• WE WERE SOUTH BOUND ON US131 AND WAS STRUCK IN THE DRIVERS DOOR. ENTIRE DRIVERS SIDE OF THE VEHICLE HAS DAMAGE FROM FRONT BUMPER TO REAR WHEEL. NONE OF THE AIR BAGS DEPLOYED AND THE COMPUTER HAS A STORED CODE FOR BOTH DRIVERS SIDE DOORS. I HAVE CONTACTED MERCEDES AND THEY CONTEND THAT THE AIR BAGS P
• I BOUGHT A MERCEDES GL450 ABOUT A YEAR AGO, IS WELL TAKEN CARE OF EVER SINCE I GOT IT, ALSO THE REASON I PURSHASED THIS VEHICLE BECAUSE I'VE HEARD GOOD THINGS FROM MERCEDES " THAT IT'S SAFE AND A RELIABLE VEHICLE" . SO I THOUGHT AND I WOULD'VE NEVER IMAGINE THIS VEHICLE PUT ME MY FAMILY AND I AT RIS
• TL* TAKATA RECALL. THE CONTACT OWNS A 2011 MERCEDES-BENZ GL450. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 16V081000 (AIR BAGS); HOWEVER, THE PART TO DO THE REPAIR WAS UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. T

Typical onset: 50K miles Est. repair: $500💥 2 crashes

“WE WERE SOUTH BOUND ON US131 AND WAS STRUCK IN THE DRIVERS DOOR. ENTIRE DRIVERS SIDE OF THE VEHICLE HAS DAMAGE FROM FRONT BUMPER TO REAR WHEEL. NONE OF THE AIR BAGS DEPLOYED AND THE COMPUTER HAS A STORED CODE FOR BOTH DRIVERS SIDE DOORS. I HAVE CONTACTED MERCEDES AND THEY CONTEND THAT THE AIR BAGS P”

— NHTSA complaint filing

SUSPENSION

9 complaints

14%

• FRONT END NOISE. BROUGHT TO DEALER WHO REPLACED THE RIGHT STRUT. 2 MONTHS LATER SAME NOISE ON LEFT SIDE. DEALER REPLACED THE LEFT STRUT. AWAITING RESULTS. *TR
• WERE TOLD BY A MECHANIC AT BETTEN IMPORTS IN GRAND RAPIDS, MI, THAT THE SUSPENSION WAS STUCK IN THE 'LOW' POSITION, CAUSING THE TIRES TO BECOME CUPPED AND PITTED. AFTER KEEPING THE VEHICLE FOR ONE WEEK, BETTEN'S SERVICE MANAGER SAID THAT IT WAS BAD TIRES AND NOT THE SUSPENSION. ONLY ALL SEASON TIR
• THIS CAR WAS SOLD TO ME AS A CPO VEHICLE FROM MERCEDES BENZ OF GREENWICH WITH 32K MILES IN 2014. SINCE OWNERSHIP ALL AIRBAGS HAVE FAILED AND BEEN REPLACED EXCEPT THE RECALLED TAKATA STEERING WHEEL AIR BAG. THE CURTAIN AIR BAGS, REAR AIRBAGS ETC. ARE NOW ON THE SECOND REPLACEMENT. THE COMPUTER FAIL

Typical onset: 50K miles Est. repair: $500

“FRONT END NOISE. BROUGHT TO DEALER WHO REPLACED THE RIGHT STRUT. 2 MONTHS LATER SAME NOISE ON LEFT SIDE. DEALER REPLACED THE LEFT STRUT. AWAITING RESULTS. *TR”

— NHTSA complaint filing

BRAKES

6 complaints

• I BOUGHT A MERCEDES GL450 ABOUT A YEAR AGO, IS WELL TAKEN CARE OF EVER SINCE I GOT IT, ALSO THE REASON I PURSHASED THIS VEHICLE BECAUSE I'VE HEARD GOOD THINGS FROM MERCEDES " THAT IT'S SAFE AND A RELIABLE VEHICLE" . SO I THOUGHT AND I WOULD'VE NEVER IMAGINE THIS VEHICLE PUT ME MY FAMILY AND I AT RIS
• The contact owns a 2011 Mercedes-Benz GL450. The contact received notification of NHTSA Campaign Number: 22V315000 (Service Brakes, Hydraulic) however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the re
• Brought this vehicle into Mercedes-Benz of Peoria, Peoria, IL. for routine maintenance on May 19, 2022. When I returned to pick up vehicle, I was informed of the Do Not Drive recall and was informed I could not drive my car. I was only offered a curtesy car for that night and then had to find my o

Typical onset: 50K miles Est. repair: $500💥 2 crashes

“I BOUGHT A MERCEDES GL450 ABOUT A YEAR AGO, IS WELL TAKEN CARE OF EVER SINCE I GOT IT, ALSO THE REASON I PURSHASED THIS VEHICLE BECAUSE I'VE HEARD GOOD THINGS FROM MERCEDES " THAT IT'S SAFE AND A RELIABLE VEHICLE" . SO I THOUGHT AND I WOULD'VE NEVER IMAGINE THIS VEHICLE PUT ME MY FAMILY AND I AT RIS”

— NHTSA complaint filing

ELECTRICAL

4 complaints

• THIS CAR WAS SOLD TO ME AS A CPO VEHICLE FROM MERCEDES BENZ OF GREENWICH WITH 32K MILES IN 2014. SINCE OWNERSHIP ALL AIRBAGS HAVE FAILED AND BEEN REPLACED EXCEPT THE RECALLED TAKATA STEERING WHEEL AIR BAG. THE CURTAIN AIR BAGS, REAR AIRBAGS ETC. ARE NOW ON THE SECOND REPLACEMENT. THE COMPUTER FAIL
• THE ELECTRONIC IGNITION SWITCH EITHER WON'T START THE ENGINE OR WILL FINALLY START AFTER A LONG DELAY OR AFTER REPEATED ATTEMPTS ARE MADE TO TURN THE KEY AND START THE ENGINE USING EITHER OF THE TWO ELECTRONIC KEYS. THE CAR HAS FAILED TO START CAUSING MY WIFE TO BE STRANDED ON NUMEROUS OCCASIONS AND
• TL* THE CONTACT OWNS A 2011 MERCEDES-BENZ GL450. THE CONTACT STATED THAT IT WOULD TAKE NUMEROUS ATTEMPTS TO START THE IGNITION. NO WARNING LIGHTS ILLUMINATED. OPEN ROAD MERCEDES-BENZ (1250 US-22, BRIDGEWATER TOWNSHIP, NJ 08807 (908) 685-0800) DIAGNOSED THAT THE IGNITION SWITCH NEEDED TO BE REPAIR

Typical onset: 50K miles Est. repair: $500🔥 1 fire reports

“THIS CAR WAS SOLD TO ME AS A CPO VEHICLE FROM MERCEDES BENZ OF GREENWICH WITH 32K MILES IN 2014. SINCE OWNERSHIP ALL AIRBAGS HAVE FAILED AND BEEN REPLACED EXCEPT THE RECALLED TAKATA STEERING WHEEL AIR BAG. THE CURTAIN AIR BAGS, REAR AIRBAGS ETC. ARE NOW ON THE SECOND REPLACEMENT. THE COMPUTER FAIL”

— NHTSA complaint filing

OTHER

4 complaints

• DEAR LADY/GENTLEMAN GOOD MORNING I WAS DRIVING OUT FROM THE PARKING VERY SLOW. I DO NOT KNOW WHAT HAPPENED BUT FOR WHAT I KNOW CAR INCREASE SPEED RAPIDLY. I PUSH BRAKES BUT DOESN'T STOP AS A RESULT MY CAR HIT OTHER CARS IN PARKING. FOR WHAT I KNOW STEERING WAS LOCK. PLEASE CHECK IF MY CAR HAD ANY
• We smelled smoke from under the passenger seat. We had the car in for a recall and service recently and didn’t understand what was happening. Our three Children smelled the smoke too. Everyone exited the car and it burst into flames.
• The contact owns a 2011 Mercedes-Benz GL450. The contact stated that while reversing, the message "Release Parking Brake" was displayed. The contact stated that she engaged the parking brake release button. The contact was able to continue driving. The contact stated that the failure had been recurr

Typical onset: 50K miles Est. repair: $500🔥 1 fire reports💥 1 crashes

“DEAR LADY/GENTLEMAN GOOD MORNING I WAS DRIVING OUT FROM THE PARKING VERY SLOW. I DO NOT KNOW WHAT HAPPENED BUT FOR WHAT I KNOW CAR INCREASE SPEED RAPIDLY. I PUSH BRAKES BUT DOESN'T STOP AS A RESULT MY CAR HIT OTHER CARS IN PARKING. FOR WHAT I KNOW STEERING WAS LOCK. PLEASE CHECK IF MY CAR HAD ANY”

— NHTSA complaint filing

Estimated Repair Costs

AIR BAGS(~50K mi)

$500

SUSPENSION(~50K mi)

$500

BRAKES(~50K mi)

$500

ELECTRICAL(~50K mi)

$500

OTHER(~50K mi)

$500

Estimates based on average reported repair costs. Actual costs vary by location, shop, and severity.

🔍 Pre-Purchase Inspection Checklist

Based on 64 owner complaints for this specific year, here's what to check or ask about:

☐
AIR BAGS: WE WERE SOUTH BOUND ON US131 AND WAS STRUCK IN THE DRIVERS DOOR. ENTIRE DRIVERS SIDE OF THE VEHICLE HAS DAMAGE FROM FRONT BUMPER TO REAR WHEEL. NONE OF THE AIR BAGS DEPLOYED AND THE COMPUTER HAS A STORED CODE FOR BOTH DRIVERS SIDE DOORS. I HAVE CONTACTED MERCEDES AND THEY CONTEND THAT THE AIR BAGS P
Typically appears around 50K miles. Repair cost ~$500
☐
SUSPENSION: FRONT END NOISE. BROUGHT TO DEALER WHO REPLACED THE RIGHT STRUT. 2 MONTHS LATER SAME NOISE ON LEFT SIDE. DEALER REPLACED THE LEFT STRUT. AWAITING RESULTS. *TR
Typically appears around 50K miles. Repair cost ~$500
☐
BRAKES: I BOUGHT A MERCEDES GL450 ABOUT A YEAR AGO, IS WELL TAKEN CARE OF EVER SINCE I GOT IT, ALSO THE REASON I PURSHASED THIS VEHICLE BECAUSE I'VE HEARD GOOD THINGS FROM MERCEDES " THAT IT'S SAFE AND A RELIABLE VEHICLE" . SO I THOUGHT AND I WOULD'VE NEVER IMAGINE THIS VEHICLE PUT ME MY FAMILY AND I AT RIS
Typically appears around 50K miles. Repair cost ~$500
☐
ELECTRICAL: THIS CAR WAS SOLD TO ME AS A CPO VEHICLE FROM MERCEDES BENZ OF GREENWICH WITH 32K MILES IN 2014. SINCE OWNERSHIP ALL AIRBAGS HAVE FAILED AND BEEN REPLACED EXCEPT THE RECALLED TAKATA STEERING WHEEL AIR BAG. THE CURTAIN AIR BAGS, REAR AIRBAGS ETC. ARE NOW ON THE SECOND REPLACEMENT. THE COMPUTER FAIL
Typically appears around 50K miles. Repair cost ~$500
☐
General: Get a pre-purchase inspection from an independent mechanic ($100-$200)