2012 Mercedes-Benz S-Class Mercedes-Benz S-Class 2012

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2012 Mercedes-Benz S-Class repairs by problem area

Engine (42%)

Transmission and Drivetrain (8%)

Brakes and Traction Control (8%)

Suspension and Steering (17%)

Electrical and Air Conditioning (25%)

Paint, Rust, Leaks, Rattles, and Trim (0%)

Other (0%)

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Chart based on 12 repairs.
See TSBs and recalls for the 2012 Mercedes-Benz S-Class.

2012 Mercedes-Benz S-Class repair cost distribution

$2500+ (20%)

$1000 - $2499 (30%)

$500 - $999 (0%)

$100 - $499 (0%)

< $100 (50%)

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

Chart based on 10 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2012 Mercedes-Benz S-Class 4dr Sedan, ext.

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

Mercedes-Benz S-Class in British Columbia, Canada
Jun 2017 - Jan 2022
Oct 2021

40300 mi

C $1800
Replacement of rear brakes,  replacement of tie rods, regular maintenance 

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2012 Mercedes-Benz S-Class 4dr Sedan, ext.

turbocharged 240hp 3.0L V6 Diesel 7-speed shiftable automatic AWD

Mercedes-Benz S-Class in Ontario, Canada
- Mar 2017
Dec 2015

29140 mi
Nox sensor failure 
Nov 2016

37200 mi
Replacement of shifter lever as it would sometimes not go from Park to Drive - warranty 
Mar 2017

52700 mi

C $2000
Replacement of both rear proximity sensors and wire harness. - covered under extended warranty 
Mercedes-Benz S-Class in California, United States
Jun 2015 - Jun 2018
Nov 2015

61000 mi

US $4000
Repaired leaking Oil Cooler - under warranty. Intake manifold leaks. Multiple leaks that took over 30 days to resolve 
Mercedes-Benz S-Class in South Carolina, United States
Jun 2014 - Jul 2022
Jul 2014

15000 mi
hazard warning switch failed 
Sep 2015

35000 mi
Turbocharger oil seal failed leading to car shut down 
Jul 2021

108000 mi

US $1000
Blower motor and blower motor regulator replacement 
May 2022

122000 mi

US $3500
L Front strut failed, replaced both. 
Jul 2022

122000 mi
catalyst installed, 

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See TrueDelta's information for all Sedans, Coupes, and Convertibles.
See TrueDelta's information for all Mercedes-Benz models.

2012 Mercedes-Benz S-Class 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 2012 Mercedes-Benz S-Class problems occur, check out our car reliability stats.