VehicleVerdict

2007 Mercedes-Benz Sl550 problems

Verdict · NHTSA data

Limited data — recalls on file

NHTSA has just 20 complaints on file for the 2007 Mercedes-Benz Sl550 — too few to judge reliability from owner reports alone — but one recall campaign applies to this year, so any used example should have its VIN checked for completed recall work.

20

NHTSA complaints

1

Recalls

0

Investigations

0

Crash-involved

4

Fires reported

0

Injuries

0

Deaths

—

NCAP overall

How does 2007 compare to other Sl550 years?

Sl550 NHTSA complaints by model year, 2007 highlighted20 complaints2003: 1 complaints2007: 20 complaints2008: 5 complaints2009: 20 complaints2011: 4 complaints2013: 20 complaints2014: 4 complaints2015: 2 complaints2016: 0 complaints2017: 4 complaints
Sl550 NHTSA complaints by model year, 2007 highlighted. Red bars are years to avoid.

See all Sl550 years to avoid →

What are the most common 2007 Mercedes-Benz Sl550 problems?

ComponentComplaintsShare
Brakes840%
Electrical System315%
Suspension210%
Transmission210%
Airbags15%
Visibility & Wipers15%
Engine15%
Steering15%
Body & Structure15%

Does the 2007 Mercedes-Benz Sl550 have recalls?

1 NHTSA recall campaign on file. Recall repairs are free at franchised dealers.

22V168000EngineMarch 18, 2022 · 22 units

Defect

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2010 E350, 2014 G550, 2008-2009 C300, 2008 C350, 2009 CLK550, 2007 SL550, SLK280, and 2008 SLK350 vehicles. Various control units may have been updated with incorrect software configuration during a service repair. This can result in various system failures, such as loss of drive power, reduced exterior lighting, or loss of dynamic control functions, including stability and traction control.

Consequence

Various system failures, such as loss of drive power, reduced exterior lighting, or loss of dynamic control functions including stability and traction control, can increase the risk of a crash.

Remedy

Dealers will update the software configuration on the affected control units, free of charge. Owner notification letters were mailed May 3, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2022040003.

Consumer complaints filed with NHTSA

Representative excerpts, cleaned of personal information. These are consumer statements, not verified defects.

“TL* THE CONTACT OWNS A 2007 MERCEDES BENZ SL550. THE CONTACT STATED THAT THE BRAKE FAILED TO ENGAGE WHILE DRIVING 25 MPH. THE VEHICLE WAS TOWED TO THE DEALER WHERE A DIAGNOSTIC WAS PERFORMED THAT DETERMINED THAT THE BRAKING SYSTEM EXPERIENCED A TOTAL FAILURE. THE BRAKING SYSTEM WAS REPLACED. THE…”

Complaint filed with NHTSA · Brakes · November 22, 2013

“I purchased this vehicle in a private sale in September 2025. The battery Warning light was on and the radio was not working either. I had the vehicle inspected by the Mercedes dealer and was told the batteries were being drained because the BCM (Battery Control Module) I was told there was nothing…”

Complaint filed with NHTSA · Electrical System · October 7, 2025 · fire

“TL*THE CONTACT OWNS A 2007 MERCEDES BENZ SL550. WHILE DRIVING APPROXIMATELY 45 MPH, THE VEHICLE COMPLETELY SHUT OFF WITHOUT WARNING. TWO MINUTES LATER, THE VEHICLE RESTARTED AND WAS TAKEN TO THE DEALER. THE DEALER STATED THAT THE TRANSMISSION NEEDED TO BE REPLACED. THE CONTACT NO LONGER WANTED THE…”

Complaint filed with NHTSA · Transmission · March 29, 2007

“TL* THE CONTACT OWNS A 2007 MERCEDES CL550. THE CONTACT STATED THAT THE VEHICLE WAS STARTED AND TRAVELED APPROXIMATELY 300 YARDS WHEN A LOUD POP WAS HEARD UNDER THE FRONT DRIVER SIDE OF THE VEHICLE. THE CONTACT STATED THIS HAPPENED 3 WEEKS AFTER THE DEALER SAID THAT THE ABS SUSPENSION UNIT NEEDED…”

Complaint filed with NHTSA · Suspension · January 26, 2013 · fire

“TL* THE CONTACT OWNS A 2007 MERCEDES-BENZ SL550. WHILE DRIVING 35 MPH, THE CONTACT EXPERIENCED CATASTROPHIC BRAKE FAILURE. THE BRAKE PEDAL TRAVELED TO THE FLOORBOARD WHEN DEPRESSED. THE CONTACT HAD TO COAST THE VEHICLE OFF THE ROAD AND APPLY EXTREME FORCE TO THE BRAKE PEDAL TO STOP THE VEHICLE. AN…”

Complaint filed with NHTSA · Steering · March 5, 2018

2007 Mercedes-Benz Sl550 — common questions

Is the 2007 Mercedes-Benz Sl550 reliable?

The record is thin — 20 NHTSA complaints — so owner-report data can't strongly confirm reliability either way, though 1 recall should be verified as completed.

What are the most common 2007 Sl550 problems?

According to NHTSA complaint data, the leading problem areas are brakes (8 complaints), electrical system (3 complaints), suspension (2 complaints).

Does the 2007 Mercedes-Benz Sl550 have recalls?

Yes — NHTSA lists 1 recall campaign affecting the 2007 Mercedes-Benz Sl550. Recall repairs are free at franchised dealers; check the VIN at nhtsa.gov/recalls to confirm the work was done.

Which Mercedes-Benz Sl550 years should you avoid?

Based on complaint rates and open investigations, the Sl550 years to avoid are 2013, 2017, 2014, 2015, 2016. The cleanest record among Sl550 years belongs to 2003.

Related

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.