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Mercedes-Benz

2015 Mercedes-Benz redundant S550E

Problems, Recalls & Reliability Report

Excellent Reliability

Quick Summary

The 2015 Mercedes-Benz redundant S550E has 11 owner complaints filed with NHTSA — that's 0.1x the segment average of 80. The most common issue is other problems (27% of all complaints), specifically: my s550e trunk can remain unlocked and sometimes refuse to lock - resulting in compromising the security of the vehicle. there is something wrong in the state machine to lock the trunk. if the vehicle is in a locked state and the remote is used to lock the truck - it fails to do so..

2 crash reports

11

Total Complaints

0

Recalls Issued

/5

Safety Stars

0.1x

vs Segment Avg

Known Problems

OTHER

3 complaints
27%
  • MY S550E TRUNK CAN REMAIN UNLOCKED AND SOMETIMES REFUSE TO LOCK - RESULTING IN COMPROMISING THE SECURITY OF THE VEHICLE. THERE IS SOMETHING WRONG IN THE STATE MACHINE TO LOCK THE TRUNK. IF THE VEHICLE IS IN A LOCKED STATE AND THE REMOTE IS USED TO LOCK THE TRUCK - IT FAILS TO DO SO.
  • VEHICLE FAILS TO GO IN PARK AFTER DRIVING ON THE STREET AND ARRIVING AT THE GROCERY STORE.
  • ON 8/29/17 AROUND 11:20 - 11:30AM, I WAS DRIVING ON N270 JUST OFF FROM HOV LANE FROM S495 NEAR MONTROSE EXIT(LITTLE BIT BEFORE), SOME METALLIC ROUND WHEEL TYPE WITH SHARP EDGES AROUND FLEW OVER FROM S270. I TRIED TO AVOID IT BY SWERVE MY CAR BUT IT MUST HAVE LANDED BELOW MY CAR AND SCRATCHED UNDERNE
Typical onset: 50K miles Est. repair: $500

MY S550E TRUNK CAN REMAIN UNLOCKED AND SOMETIMES REFUSE TO LOCK - RESULTING IN COMPROMISING THE SECURITY OF THE VEHICLE. THERE IS SOMETHING WRONG IN THE STATE MACHINE TO LOCK THE TRUNK. IF THE VEHICLE IS IN A LOCKED STATE AND THE REMOTE IS USED TO LOCK THE TRUCK - IT FAILS TO DO SO.

— NHTSA complaint filing

ELECTRICAL

2 complaints
18%
  • VEHICLE FAILS TO GO IN PARK AFTER DRIVING ON THE STREET AND ARRIVING AT THE GROCERY STORE.
  • The contact owns a 2009 Mercedes-Benz S550. The contact stated that while driving at an undisclosed speed with the air condition system activated, there was hot air blowing out of the vents. The contact stated that the hot air was blowing out of the vents and the floorboard was soiled with water. Th
Typical onset: 50K miles Est. repair: $500

VEHICLE FAILS TO GO IN PARK AFTER DRIVING ON THE STREET AND ARRIVING AT THE GROCERY STORE.

— NHTSA complaint filing

FUEL SYSTEM

2 complaints
18%
  • ON 8/29/17 AROUND 11:20 - 11:30AM, I WAS DRIVING ON N270 JUST OFF FROM HOV LANE FROM S495 NEAR MONTROSE EXIT(LITTLE BIT BEFORE), SOME METALLIC ROUND WHEEL TYPE WITH SHARP EDGES AROUND FLEW OVER FROM S270. I TRIED TO AVOID IT BY SWERVE MY CAR BUT IT MUST HAVE LANDED BELOW MY CAR AND SCRATCHED UNDERNE
  • I PURCHASED A LAVISH S550 AND OVER TIME I STARTED SMELLING GAS IN THE CABIN. I DIDN'T THINK TOO MUCH ABOUT IT UNTIL THE SMELL BECAME MORE PUNGENT. I GO ONLINE TO DO SOME RESEARCH AND FIND OUT SOME OF THE CARS HAD FAULTY FUEL PUMPS WHICH LEAK INTO THE BACKSEAT. NOT ONLY DOES IT LEAK BUT THE VAPORS AR
Typical onset: 50K miles Est. repair: $500

ON 8/29/17 AROUND 11:20 - 11:30AM, I WAS DRIVING ON N270 JUST OFF FROM HOV LANE FROM S495 NEAR MONTROSE EXIT(LITTLE BIT BEFORE), SOME METALLIC ROUND WHEEL TYPE WITH SHARP EDGES AROUND FLEW OVER FROM S270. I TRIED TO AVOID IT BY SWERVE MY CAR BUT IT MUST HAVE LANDED BELOW MY CAR AND SCRATCHED UNDERNE

— NHTSA complaint filing

ELECTRONIC SYSTEMS

1 complaints
9%
  • I WAS ON A SNOW COVERED ROAD IN MY NEIGHBORHOOD DRIVING ABOUT 10-15 MPH AND ATTEMPTED TO MAKE A RIGHT TURN. THE CAR KEPT GOING STRAIGHT AND SLID OFF THE ROAD. THE ESP STABILITY CONTROL AND ABS FAILED TO OPERATE AT THAT POINT. THIS WAS AFTER A RECENT REPROGRAMMING BY THE DEALER. THIS FUNCTION HAD
Typical onset: 50K miles Est. repair: $500💥 1 crashes

I WAS ON A SNOW COVERED ROAD IN MY NEIGHBORHOOD DRIVING ABOUT 10-15 MPH AND ATTEMPTED TO MAKE A RIGHT TURN. THE CAR KEPT GOING STRAIGHT AND SLID OFF THE ROAD. THE ESP STABILITY CONTROL AND ABS FAILED TO OPERATE AT THAT POINT. THIS WAS AFTER A RECENT REPROGRAMMING BY THE DEALER. THIS FUNCTION HAD

— NHTSA complaint filing

BRAKES

1 complaints
9%
  • I WAS ON A SNOW COVERED ROAD IN MY NEIGHBORHOOD DRIVING ABOUT 10-15 MPH AND ATTEMPTED TO MAKE A RIGHT TURN. THE CAR KEPT GOING STRAIGHT AND SLID OFF THE ROAD. THE ESP STABILITY CONTROL AND ABS FAILED TO OPERATE AT THAT POINT. THIS WAS AFTER A RECENT REPROGRAMMING BY THE DEALER. THIS FUNCTION HAD
Typical onset: 50K miles Est. repair: $500💥 1 crashes

I WAS ON A SNOW COVERED ROAD IN MY NEIGHBORHOOD DRIVING ABOUT 10-15 MPH AND ATTEMPTED TO MAKE A RIGHT TURN. THE CAR KEPT GOING STRAIGHT AND SLID OFF THE ROAD. THE ESP STABILITY CONTROL AND ABS FAILED TO OPERATE AT THAT POINT. THIS WAS AFTER A RECENT REPROGRAMMING BY THE DEALER. THIS FUNCTION HAD

— NHTSA complaint filing

Estimated Repair Costs

OTHER(~50K mi)
$500
ELECTRICAL(~50K mi)
$500
FUEL SYSTEM(~50K mi)
$500
ELECTRONIC SYSTEMS(~50K mi)
$500
BRAKES(~50K mi)
$500

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

🔍 Pre-Purchase Inspection Checklist

Based on 11 owner complaints for this specific year, here's what to check or ask about:

  • OTHER: MY S550E TRUNK CAN REMAIN UNLOCKED AND SOMETIMES REFUSE TO LOCK - RESULTING IN COMPROMISING THE SECURITY OF THE VEHICLE. THERE IS SOMETHING WRONG IN THE STATE MACHINE TO LOCK THE TRUNK. IF THE VEHICLE IS IN A LOCKED STATE AND THE REMOTE IS USED TO LOCK THE TRUCK - IT FAILS TO DO SO.

    Typically appears around 50K miles. Repair cost ~$500

  • ELECTRICAL: VEHICLE FAILS TO GO IN PARK AFTER DRIVING ON THE STREET AND ARRIVING AT THE GROCERY STORE.

    Typically appears around 50K miles. Repair cost ~$500

  • FUEL SYSTEM: ON 8/29/17 AROUND 11:20 - 11:30AM, I WAS DRIVING ON N270 JUST OFF FROM HOV LANE FROM S495 NEAR MONTROSE EXIT(LITTLE BIT BEFORE), SOME METALLIC ROUND WHEEL TYPE WITH SHARP EDGES AROUND FLEW OVER FROM S270. I TRIED TO AVOID IT BY SWERVE MY CAR BUT IT MUST HAVE LANDED BELOW MY CAR AND SCRATCHED UNDERNE

    Typically appears around 50K miles. Repair cost ~$500

  • ELECTRONIC SYSTEMS: I WAS ON A SNOW COVERED ROAD IN MY NEIGHBORHOOD DRIVING ABOUT 10-15 MPH AND ATTEMPTED TO MAKE A RIGHT TURN. THE CAR KEPT GOING STRAIGHT AND SLID OFF THE ROAD. THE ESP STABILITY CONTROL AND ABS FAILED TO OPERATE AT THAT POINT. THIS WAS AFTER A RECENT REPROGRAMMING BY THE DEALER. THIS FUNCTION HAD

    Typically appears around 50K miles. Repair cost ~$500

  • General: Get a pre-purchase inspection from an independent mechanic ($100-$200)

Mercedes-Benz redundant S550E — Year Comparison

How does 2015 compare to other years? Fewer complaints = more reliable.

Full years-to-avoid analysis →

NHTSA Safety Rating

No NHTSA safety rating available

At a Glance

Complaints
11
Recalls
0
Fire reports
0
Crash reports
2
Injury reports
0
Segment avg
80

Check a Specific VIN

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