POWER ASSIST HYDRAULIC PUMP FAILED. *TR
2007 Mercedes Benz SL550
Owner reports · Recalls · Investigations
Limited comparison data
There is not enough comparable history to draw a useful model-year comparison.
About this comparison →How this year compares
Owner complaints by model year
Compare all SL550 years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 13 of 16 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Service Brakes. Review the 6 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Electrical System. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Power Train. Review the 2 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
Service Brakes, Hydraulic complaints
2 reportsDEFECTIVE BRAKES AND ROTORS ON MERCEDES S550 WEAR AT UNACCEPTABLE RATE RESULTING IN THE MERCEDES BENZ OF SARASOTA SERVICE CENTER ADVISING THE S550 IS UNSAFE TO DRIVE. *TR
Official recalls
122V168000 · Electronic Stability Control (esc):control Module:software; Engine And Engine Cooling:engine:engine Control Module (ecu/ecm):software; Exterior Lighting:lighting Control Module:software
Mar 18, 2022
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 & remedy
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.
Additional source detail variants (3)
Engine And Engine Cooling:engine:engine Control Module (ecu/ecm):software
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.
Electronic Stability Control (esc):control Module:software
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.
Exterior Lighting:lighting Control Module:software
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.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0No exact-year investigations in this snapshot.
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