MERCEDES-BENZ R500 · model year

2006 MERCEDES-BENZ R500

35 NHTSA complaints, 2 crash reports for this specific cohort.

NHTSA overall rating

Not crash-tested

New Car Assessment Program

The 2006MERCEDES-BENZR500 carries 35 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 2 crashes, 7 fires, 7 injuries, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.

Component-level analysis is where model-year complaints become actionable: the top complaint category for the 2006 R500 is steering with 5 filings, followed by electrical system (5) and power train (5). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability.

NHTSA currently has 15 investigation files overlapping the 2006 R500. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.

35
Complaints
2
Crashes
7
Fires
7
Injuries
0
Deaths

Total Complaints

35 filings

Crashes Reported

2 reports

Source

NHTSA ODI

Federal complaints database

Complaints vs. fleet median (215)

At or below the fleet median complaint volume.

Complaints by Component

ComponentCount
STEERING5
ELECTRICAL SYSTEM5
POWER TRAIN5
SUSPENSION4
SEATS4
SERVICE BRAKES, HYDRAULIC2
AIR BAGS2
UNKNOWN OR OTHER2
VEHICLE SPEED CONTROL1
POWER TRAIN:AUTOMATIC TRANSMISSION1
ELECTRONIC STABILITY CONTROL (ESC)1
SERVICE BRAKES1
WHEELS1
EXTERIOR LIGHTING1

Recent Complaints

20231010STEERING

The contact owns a 2006 Mercedes-Benz R500. The contact stated that while driving at an undisclosed speed, she became aware that the power steering was not functioning, after which the vehicle lost all power. The contact was able to coast to the shoulder of the roadway, where the vehicle failed to restart. After a visual inspection of the engine compartment, the contact observed an unknown fluid covering various components. The check engine warning light was illuminated. The vehicle was taken to an independent mechanic, who diagnosed a failure with the power steering pump. The vehicle was repaired, but the failure reoccurred. The manufacturer was notified of the failure but provided no assistance. The failure mileage was 140,000.

Mileage: 140,000

20231010POWER TRAIN

The contact owns a 2006 Mercedes-Benz R500. The contact stated that while driving at an undisclosed speed, she became aware that the power steering was not functioning, after which the vehicle lost all power. The contact was able to coast to the shoulder of the roadway, where the vehicle failed to restart. After a visual inspection of the engine compartment, the contact observed an unknown fluid covering various components. The check engine warning light was illuminated. The vehicle was taken to an independent mechanic, who diagnosed a failure with the power steering pump. The vehicle was repaired, but the failure reoccurred. The manufacturer was notified of the failure but provided no assistance. The failure mileage was 140,000.

Mileage: 140,000

20230202SUSPENSION

My 2006 R-500 is leaning from the (front and back) passenger side, causing the vehicle to be unsecure to drive... It feels like both side tires are TOTALLY FLAT. I'm not a mechanic, but it looks like the AIR SUSPENSION IS MALFUNTION

20230124SERVICE BRAKES, HYDRAULIC

The contact owns a 2006 Mercedes-Benz R500. The contact received notification of NHTSA Campaign Number: 22V315000 (Service Brakes, Hydraulic). The contact stated that while driving at an undisclosed speed, the brake pedal was depressed and went to the floorboard. The dealer was made aware of the failure and informed the contact that a technician would arrive to his residence to inspect the brake booster and, if necessary, replace the brake booster. The vehicle was not diagnosed or repaired. The manufacturer was made aware of the failure. The failure mileage was approximately 117,000.

Mileage: 117,000

20211112POWER TRAIN

I was purchasing a 2006 Mercedes Benz R500 Black on November 3,2021, VIN: [XXX]. in the process of driving the vehicle less than ten miles, part of the part of transmission case broke off. The steering was hard to turn and this is a Salvage vehicle. INFORMATION Redacted PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6).

20211112STEERING

I was purchasing a 2006 Mercedes Benz R500 Black on November 3,2021, VIN: [XXX]. in the process of driving the vehicle less than ten miles, part of the part of transmission case broke off. The steering was hard to turn and this is a Salvage vehicle. INFORMATION Redacted PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6).

20211112UNKNOWN OR OTHER

I was purchasing a 2006 Mercedes Benz R500 Black on November 3,2021, VIN: [XXX]. in the process of driving the vehicle less than ten miles, part of the part of transmission case broke off. The steering was hard to turn and this is a Salvage vehicle. INFORMATION Redacted PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6).

20200902FireELECTRICAL SYSTEM

THE VEHICLE'S REAR DRIVERS SIDE BRAKE OR REVERSE LIGHT WOULD NOT GO OFF FOR A WEEK (TO MY KNOWLEDGE) AND WHILE SITTING IN THE PASSENGER SIDE I TURNED ON THE HEAT WARMING DEVICE AND THERE WAS NO PROBLEM. IT WAS AFTER WE HAD BEEN SHOPPING AND RETURNED TO THE VEHICLE DID WE NOTICE A SMELL OF SOMETHING BURNING, BUT COULD NOT TELL WHERE IT WAS COMING FROM. STILL UNAWARE THAT A FIRE COULD START FROM THE BACK OF THE VEHICLE, IS WHEN WE REALIZED THAT THE CARGO AREA OF THE VEHICLES SIDE PANEL WAS IN COMPLETE FLAMES! THUS, CAUSING PHYSICAL AND MENTAL INJURIES, SMOKE AND PROPERTY DAMAGE AND A COMPLETE SENSE OF INSECURITY. THE VEHICLES MAIN SECURITY FEATURE NEVER WARNED US OF ANY POTENTIAL LIFE THREATENING DANGER AS IT WOULD IF MY TIRE WAS LOW AND THE ON CALL SYSTEM FAILED TO BE HELPFUL WHEN TRYING TO GET HELP, FOR WE WERE ONLY ABLE TO HEAR THE REPRESENTATIVES BUT NOT COMMUNICATE WITH THEM WHICH LED TO 5 REPRESENTATIVE DISCONNECT CALLS.

Mileage: 179,000

20200902FireSEATS

THE VEHICLE'S REAR DRIVERS SIDE BRAKE OR REVERSE LIGHT WOULD NOT GO OFF FOR A WEEK (TO MY KNOWLEDGE) AND WHILE SITTING IN THE PASSENGER SIDE I TURNED ON THE HEAT WARMING DEVICE AND THERE WAS NO PROBLEM. IT WAS AFTER WE HAD BEEN SHOPPING AND RETURNED TO THE VEHICLE DID WE NOTICE A SMELL OF SOMETHING BURNING, BUT COULD NOT TELL WHERE IT WAS COMING FROM. STILL UNAWARE THAT A FIRE COULD START FROM THE BACK OF THE VEHICLE, IS WHEN WE REALIZED THAT THE CARGO AREA OF THE VEHICLES SIDE PANEL WAS IN COMPLETE FLAMES! THUS, CAUSING PHYSICAL AND MENTAL INJURIES, SMOKE AND PROPERTY DAMAGE AND A COMPLETE SENSE OF INSECURITY. THE VEHICLES MAIN SECURITY FEATURE NEVER WARNED US OF ANY POTENTIAL LIFE THREATENING DANGER AS IT WOULD IF MY TIRE WAS LOW AND THE ON CALL SYSTEM FAILED TO BE HELPFUL WHEN TRYING TO GET HELP, FOR WE WERE ONLY ABLE TO HEAR THE REPRESENTATIVES BUT NOT COMMUNICATE WITH THEM WHICH LED TO 5 REPRESENTATIVE DISCONNECT CALLS.

Mileage: 179,000

20200902FireEXTERIOR LIGHTING

THE VEHICLE'S REAR DRIVERS SIDE BRAKE OR REVERSE LIGHT WOULD NOT GO OFF FOR A WEEK (TO MY KNOWLEDGE) AND WHILE SITTING IN THE PASSENGER SIDE I TURNED ON THE HEAT WARMING DEVICE AND THERE WAS NO PROBLEM. IT WAS AFTER WE HAD BEEN SHOPPING AND RETURNED TO THE VEHICLE DID WE NOTICE A SMELL OF SOMETHING BURNING, BUT COULD NOT TELL WHERE IT WAS COMING FROM. STILL UNAWARE THAT A FIRE COULD START FROM THE BACK OF THE VEHICLE, IS WHEN WE REALIZED THAT THE CARGO AREA OF THE VEHICLES SIDE PANEL WAS IN COMPLETE FLAMES! THUS, CAUSING PHYSICAL AND MENTAL INJURIES, SMOKE AND PROPERTY DAMAGE AND A COMPLETE SENSE OF INSECURITY. THE VEHICLES MAIN SECURITY FEATURE NEVER WARNED US OF ANY POTENTIAL LIFE THREATENING DANGER AS IT WOULD IF MY TIRE WAS LOW AND THE ON CALL SYSTEM FAILED TO BE HELPFUL WHEN TRYING TO GET HELP, FOR WE WERE ONLY ABLE TO HEAR THE REPRESENTATIVES BUT NOT COMMUNICATE WITH THEM WHICH LED TO 5 REPRESENTATIVE DISCONNECT CALLS.

Mileage: 179,000

20200602ELECTRICAL SYSTEM

VEHICLE HAS BEEN UNDRIVEABLE ON AND OFF FOR 6 MONTHS WITH DEFECTIVE STARTER WIRING HARNESS WHICH THE WIRES ARE EXPOSED, AND STARTING INTERMITTENTLY. TOWED FROM THE STREET 2 MONTHS AGO AND SITTING AT THE MECHANIC TRYING TO HELP ME. MERCEDES BENZ HAS A SAFETY RECALL #2006040002 FOR THE EXACT PROBLEM. THEY TELL ME IT IS FOR THE 2006 R350 AND NOT THE R500 MAYBE BECAUSE THEY WERE VERY LIMITED. THESES MODELS ARE THE SAME BUILT CHASSIS EVERYWHERE, INCLUDING THE STARTER WIRING HARNESS, EXCEPT I HAVE THE UPGRADED V8. AND THEY REFUSE TO FIX. SINCE THIS HAS CAUSED ME BREAK DOWN ISSUES AND IS A POTENTIAL SAFETY HAZARD AS DESCRIBED. I HAVE PAID $1200 A YEAR AGO TO REPLACE A DEFECTIVE WIRE HARNESS INSIDE THE CHASSIS, AS THE CAR SMOKED AND ALMOST CAUGHT FIRE AS I HAD TO PULL OFF THE ROAD AND TOW. AM I STUCK AGAIN?? [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

Mileage: 114,000

20200529ELECTRICAL SYSTEM

AS PER RECALL#2006040002 IS THE EXACT PROBLEM I AM HAVING NOW. THE STARTER WIRING HARNESS IS DEFECTIVE AND EXPOSED, AND CAR IS DISABLED AT MERCEDES MECHANIC SITE. MBUSA SAYS IT IS ONLY TO CERTAIN R500S AND VIN SPECIFIC. I AM CONFUSED SINCE THIS IS LIMITED PRODUCTION.

Mileage: 114,000

20190109ELECTRICAL SYSTEM

AFTER DIAGNOSTICS FOUND THAT THE FRONT SAM HAD BEEN UNDER WATER SHORTING THE SAM AND ALMOST CAUSING VEHICLE TO CATCH FIRE. WOULD NEED THE FRONT SAM AND WIRING REPAIR ALONG WITH CONNECTOR REPLACEMENT TO MOVE FORWARD WITH DIAGNOSTIC. THE WATER IS COMING FROM THE FIREWALL ON THE PASSENGER SIDE. WAS AT WORK HAD TO LEAVE IT AT MY JOB BECAUSE IT WOULDN'T START SO THE NEXT DAY I HAD TO HAVE IT TOWED.

Mileage: 144,894

20171215POWER TRAIN

THE TRANSMISSION HAS A FAULTY SHIFT SOLENOID THAT CAN ONLY BE REPLACED BY A MERCEDES BENZ DEALER AND THEREFORE IS MANY TIMES MORE EXPENSIVE THAN OTHER REPAIRS. ALSO THIS SOLENOID HAS A WELL ABOVE AVERAGE FAILURE RATE. MY CAR HAS 112,000 MILES AND THE TRANSMISSION BEGAN SHIFTING POORLY AND GOT STUCK IN 4TH GEAR. CAN BECAME VERY JERKY AND ONCE WENT INTO PARK WITHOUT ME SELECTING PARK, THIS HAPPENED AT A STOP LIGHT WITH CARS COMING UP BEHIND ME.

Mileage: 112,000

20161201AIR BAGS

CONSISTENT ISSUES WITH DRIVERS SIDE AIRBAG. SMS LIGHT COMES ON AFTER BEING REPAIRED SPORADICALLY. MULTIPLE REPAIRS DOCUMENTED VIA BOSCHE AND ASE MERCEDES BENZ REPAIR FACILITY. SPOKE WITH HENDRICK MERCEDES BENZ AND THEY ADVISED THAT A VOLUNTARY RECALL FOR THE AIRBAG WAS ISSUED BUT IS NO LONGER HONORED. I WAS NEVER INFORMED OF THE VOLUNTARY RECALL AND THE FACTORY MERCEDES BENZ DEALER IS NO LONGER HONORING THE VOLUNTARY RECALL. I WILL NEED TO GARNER THE PREVIOUS REPAIR INVOICES FROM THE CERTIFIED MERCEDES BENZ REPAIR SHOP.

Mileage: 106,000

20160825WHEELS

THE WHEEL LUG BOLTS ARE ALL RUSTED

20160825UNKNOWN OR OTHER

THE WHEEL LUG BOLTS ARE ALL RUSTED

20150325CrashAIR BAGS

TL* THE CONTACT OWNED A 2006 MERCEDES BENZ R500. WHILE DRIVING AT 7 MPH, THE VEHICLE SLID ON THE SNOWY ROAD AND CRASHED INTO A POLE. THE FRONT AND REAR DRIVER SIDE AIR BAGS FAILED TO DEPLOY. THE FRONT PASSENGER SUSTAINED INJURIES TO THE LEFT FOREARM, RIGHT SHOULDER, AND RIGHT SIDE OF THE NECK THAT DID NOT REQUIRE MEDICAL ATTENTION. A POLICE REPORT WAS NOT FILED. THE VEHICLE WAS DESTROYED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 80,000.

Mileage: 80,000

20140924POWER TRAIN

TRANSMISSION FAILED ON ON RAMP ROUTE 295 NJ EXIT 21 SOUTH. CAR'S TRANSMISSION FAILED TO SHIFT GEARS AFTER ENTERING TRAFFIC LANES. NARROWLY MISSED BEING HIT BY LARGE TRUCK. VEHICLE MADE IT TO NEXT OFF RAMP AND WAS NURSED HOME IN 1ST GEAR. *TR

Mileage: 93,000

20131104SUSPENSION

TL* THE CONTACT OWNS A 2006 MERCEDES-BENZ R500. THE CONTACT STATED THE WHEEL WELL WAS SITTING ON THE TIRE UPON STARTING THE VEHICLE. THE CONTACT TOOK THE VEHICLE TO A LOCAL MECHANIC WHO STATED IT WAS EITHER A AIR MATIC COMPRESSOR OR THE AIR MATIC STRUTS THAT WERE DEFECTIVE. THE CONTACT DID NOT TAKE THE VEHICLE TO A DEALER TO DETERMINE THE CAUSE OF FAILURE. THE CONTACT CALLED THE MANUFACTURER AND FILED A COMPLAINT. THE FAILURE MILEAGE WAS 106,000.

Mileage: 106,000

Compare 2006MERCEDES-BENZR500 to Similar Vehicles

NHTSA Investigations

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Frequently Asked Questions

How many complaints does the 2006 MERCEDES-BENZ R500 have?
The 2006 MERCEDES-BENZ R500 has 35 NHTSA complaints, 2 crashes, 7 fires, 7 injuries, and 0 deaths reported.
What are the most common problems with the 2006 MERCEDES-BENZ R500?
The most-complained component for the 2006 MERCEDES-BENZ R500 is STEERING with 5 complaints. Other frequently reported areas include ELECTRICAL SYSTEM and POWER TRAIN.
Is the 2006 MERCEDES-BENZ R500 safe to buy?
Review the complaint history, crash and fire reports, safety ratings, and recall status on this page to make an informed decision. No NHTSA crash test rating is available for this model year. Compare with other model years using the links above.
Where does this data come from?
All complaint, recall, and safety rating data is sourced from the National Highway Traffic Safety Administration (NHTSA). Complaints are filed by vehicle owners through NHTSA's Office of Defects Investigation.

Vehicle Safety Guides

Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.