Mercedes-Benz SL Mercedes-Benz SL

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Mercedes-Benz SL repairs by problem area

Engine (21%)

Transmission and Drivetrain (4%)

Brakes and Traction Control (0%)

Suspension and Steering (33%)

Electrical and Air Conditioning (29%)

Paint, Rust, Leaks, Rattles, and Trim (4%)

Other (8%)

Chart based on 24 repairs.
See TSBs and recalls for the Mercedes-Benz SL.

Mercedes-Benz SL repair cost distribution

$2500+ (13%)

$1000 - $2499 (17%)

$500 - $999 (13%)

$100 - $499 (39%)

< $100 (17%)

Worried about potential repair costs? An extended warranty can provide peace of mind.

Chart based on 23 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2017 Mercedes-Benz SL 2dr Hardtop conv.

turbocharged 362hp 3.0L V6 9-speed shiftable automatic RWD

Mercedes-Benz SL in Georgia, United States
Mar 2022 - Jun 2022
Jun 2022

23000 mi

US $20
Napa leather dashboard has become dry and brittle due sun and moisture. Perforated leather with a microdermabrasion tool and applied multiple coats of saddle oil. Then re-glued the leather to the dash. 

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2015 Mercedes-Benz SL 2dr Hardtop conv.

turbocharged 429hp 4.7L V8 7-speed shiftable automatic RWD

Mercedes-Benz SL in Arizona, United States
Jun 2017 - Dec 2018
Feb 2018

17000 mi
Battery failed in parking lot. Mercedes mobile unit replaced battery 

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2013 Mercedes-Benz SL 2dr Hardtop conv.

turbocharged 429hp 4.7L V8 7-speed shiftable automatic RWD

Mercedes-Benz SL in Virginia, United States
Jun 2013 - Jun 2022
Aug 2013

950 mi
Symptoms: no acceleration after stopping, not functioning: pre safe, lane departure, blind spot. Cycling key off/om temporarily resloved problem. Event codes revealed the need for distronic software update and preformed by dealer. 
Mercedes-Benz SL in British Columbia, Canada
- Feb 2014
Feb 2014

9300 mi
Grounding problems since new. Fifth attempt to fix problems next week with replacement of wiring harness. 

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2011 Mercedes-Benz SL 2dr Hardtop conv.

382-horsepower 5.5L V8 7-speed shiftable automatic RWD

Mercedes-Benz SL in Alabama, United States
Jun 2016 - Jul 2022
Aug 2016

47000 mi

US $300
Main pressure hose leak on the hydraulic Active Body Control suspension system. 
Dec 2016

55000 mi

US $200
Starter failed, replaced. 
Sep 2017

60000 mi

US $200
Alternator failed, replaced 
Jul 2022

89000 mi

US $350
Replaced radiator due to a leak 

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2009 Mercedes-Benz SL 2dr Hardtop conv.

Mercedes-Benz SL in California, United States
Nov 2017 - May 2018
Jan 2018

67000 mi

US $500
strut leaking Dead battery and starter Car died right in the dealership 

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2007 Mercedes-Benz SL 2dr Hardtop conv.

382-horsepower 5.5L V8 7-speed shiftable automatic RWD

Mercedes-Benz SL in Maryland, United States
Aug 2017 - May 2020
Nov 2017

64000 mi

US $2000
repair of active suspension 

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2006 Mercedes-Benz SL

Engine not specified

Mercedes-Benz SL in Texas, United States
Oct 2017 - Jul 2018
Feb 2018

62000 mi

US $1200
Replaced tandem pump for hydraulic suspension system. Used remanufactured pump from California, Pacific Parts Rebuilders. Part cost 1/10th of new MBZ part, working fine. Paid an indy shop for 6 hrs labor. Also cost of 10 liters fluid and new filter which I ran myself after receiving the vehicle back. 
Jul 2018

71000 mi

US $125
oil change, filter change (oil and air filters), fuel filter change 

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2005 Mercedes-Benz SL 2dr Hardtop conv.

turbocharged 493hp 5.5L V12 5-speed shiftable automatic RWD

Mercedes-Benz SL in South Carolina, United States
Sep 2021 - Jun 2022
Jun 2022

53000 mi

US $6000
Automatic Body Control,  engine & transmission mounts 

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2004 Mercedes-Benz SL 2dr Hardtop conv.

turbocharged 493hp 5.5L V12 5-speed shiftable automatic RWD

Mercedes-Benz SL in Texas, United States
- Oct 2012
Nov 2008

13288 mi

US $13644
Car dash went RED Warning shut down engine. I was going about 70 mph, on freeway, pulled off and called SOS/Dealer. Car was towed in, and it was the counterbalance pulley had broke in pieces and took out waterpump and belt with antifrze lk. 
May 2010

26533 mi

US $1857
Codes read Misfire on rh side(Drivers side) coilpack. Quote for repair was 10500.00. I bought coilpack new from MB member forum, and did labor myself. Coil was $1388.00, IK bought new plus/connectors, for 24 plugs 350.00. took 3 days to do. 
Oct 2012

62462 mi

US $2765
After 3 days of driving after ABC fluid change, Got red light again, hyd. fluid was low. After removing under car shields, found a leak on the Power Steering pump which also works ABC functions. No repair kits, only total replace of pump. 

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2004 Mercedes-Benz SL 2dr Hardtop conv.

supercharged 493hp 5.4L V8 5-speed shiftable automatic RWD

Mercedes-Benz SL in California, United States
Jun 2017 - Jun 2018
Jun 2017

62000 mi

US $1100
The ABC system hydraulic fluid accumulators had to be replaced. 
Aug 2017

64000 mi

US $300
Front wheels were bent. Had to be straightened and balanced. 

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2004 Mercedes-Benz SL 2dr Hardtop conv.

302-horsepower 5.0L V8 7-speed shiftable automatic RWD

Mercedes-Benz SL in Portugal
Jun 2017 - Jun 2018
May 2018

82088 mi

€232
Alternator problem Alternator had a burnt diode. Starter battery changed, last one lasted 9 years 

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2002 Mercedes-Benz SL 2dr Hardtop conv.

302-horsepower 5.0L V8 5-speed automatic RWD

Mercedes-Benz SL in Texas, United States
- Sep 2013
Sep 2013

52000 mi

US $800
steering angle sensor had to be replaced in steering column due to failure (squeaking and throwing ABS/BAS lights) 

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2000 Mercedes-Benz SL 2dr Hardtop conv.

302-horsepower 5.0L V8 5-speed automatic RWD

Mercedes-Benz SL in Indiana, United States
Jan 2010 - Jan 2020
Jan 2010

24650 mi

US $180
Changed rubber boot on computer hookup 

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See TrueDelta's information for all Convertibles
See TrueDelta's information for all Mercedes-Benz models.

Mercedes-Benz SL Repair Histories

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently Mercedes-Benz SL problems occur, check out our car reliability stats.