2003 Mercedes-Benz SLK Mercedes-Benz SLK 2003

We are 103,000+ car owners sharing real-world car information.

Join Us

2003 Mercedes-Benz SLK repairs by problem area

Engine (25%)

Transmission and Drivetrain (0%)

Brakes and Traction Control (0%)

Suspension and Steering (13%)

Electrical and Air Conditioning (38%)

Paint, Rust, Leaks, Rattles, and Trim (13%)

Other (13%)

Select a problem area

Need advice about a specific Mercedes-Benz SLK problem?

Chart based on 8 repairs.
See TSBs and recalls for the 2003 Mercedes-Benz SLK.

2003 Mercedes-Benz SLK repair cost distribution

$2500+ (0%)

$1000 - $2499 (0%)

$500 - $999 (13%)

$100 - $499 (50%)

< $100 (38%)

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

Chart based on 8 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2003 Mercedes-Benz SLK 2dr Hardtop conv.

supercharged 349hp 3.2L V6 5-speed shiftable automatic RWD

Mercedes-Benz SLK in Massachusetts, United States
Oct 2020 - Jun 2022
Mar 2021

94000 mi

US $632
Replace bent left rear lower thrust arm 

Return to top

2003 Mercedes-Benz SLK 2dr Hardtop conv.

supercharged 192hp 2.3L I4 5-speed shiftable automatic RWD

Mercedes-Benz SLK in Oklahoma, United States
Jun 2017 - Jan 2019
Oct 2017

191000 mi

US $120
Replaced the starter 
Mar 2018

198000 mi

US $150
Engine Mount 
Jun 2018

202000 mi

US $300
The vacuum pump for the Central locking and security system went out replaced with salvage part PSE Pump 

Return to top

2003 Mercedes-Benz SLK 2dr Hardtop conv.

215-horsepower 3.2L V6 6-speed manual RWD

Mercedes-Benz SLK in Michigan, United States
Jun 2016 - Jul 2022
Apr 2016

54000 mi

US $40
trunk support struts failed - no longer could support trunk lid open. Replaced with OEM struts. 
Oct 2018

58 mi
retired failed solder joints on power connector in K40 relay panel (known weakness) 
Jun 2020

61660 mi

US $45
replaced failed crankshaft position sensor. P-00335 DTC. 
Aug 2020

62572 mi

US $175
replaced failed auto dimming rear view mirror. Fluid leaking from mirror. 

Return to top

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

2003 Mercedes-Benz SLK 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 2003 Mercedes-Benz SLK problems occur, check out our car reliability stats.