2006 Mercedes Benz Slk350 problems, complaints & recalls
Most-reported problem areas: Power Train (4) · Vehicle Speed Control (2) · Visibility/Wiper (1)
🧭 Reliability snapshot
Compared against other Mercedes Benz Slk350 model years — complaint volume vs the model's median year, recalls and severity. How we score →
Safety recalls (0)
No recalls on record for this model year (campaigns announced since 2010).
Service bulletins (63)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Service Brakes 2026-09-22 · LI42.10-P-078779 · Service Bulletin/Repair Instructions
complaint repeat workshop visit for vehicle vibration while braking from 60mph. note: although the symptom is similar to a tire or wheel vibration, it is usually readily noticeable that it is distinctly different if it happens at all times or only while braking. cause although the cause of the vibra
Structure:body 2026-09-14 · LI82.62-P-078631 · Service Bulletin/Repair Instructions
complaint clanking noise from the area of the speakers in the doors. cause under analysis. remedy to narrow down the cause, first of all remove the door trim. • if the noise continues to occur even with the door trim removed, then continue the diagnosis working towards the speaker and if necessary,
Structure:body 2026-08-06 · LI82.62-P-078631 · Service Bulletin/Repair Instructions
complaint clanking noise from the area of the speakers in the doors. cause under analysis. remedy to narrow down the cause, first of all remove the door trim. • if the noise continues to occur even with the door trim removed, then continue the diagnosis working towards the speaker and if necessary,
Power Train 2026-07-14 · LI35.30-P-058566 · Service Bulletin/Repair Instructions
single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). the noise is heard once in each instance when changing direction of travel. note: sound file in attachment cause if the complaint is eliminated by experimentally loosening the outboard collar n
Visibility/Wiper 2026-05-19 · LI82.30-P-059239 · Service Bulletin/Repair Instructions
complaint there are several types of complaint about noises or poor windshield wiper wiping performance: a: wiper blades squeaking, chattering, shuddering b: the windshield is not wiped completely (streaking) c: during the downward movement water is pulled back onto the windshield from the a-pillar
Suspension 2026-05-13 · LI35.10-P-078931 · Service Bulletin/Repair Instructions
complaint potential corrosion on the rear axle carrier cause due to market-specific conditions such as moisture, ingress of dirt and/or environmental influences, corrosion can occur on the rear axle carrier remedy in the event of a complaint, the optimized repair method must be used when replacing t
Showing the 6 most recent of 63 bulletins. Search all of them free at nhtsa.gov.
What owners report
2022-10-31 · Structure:body“i was traveling on i20 going about 60mph. car suddenly started fish tailing and thought i had a flat tire. pulled over, no flats but back driver's side wheel was crooked. had car towed to service center. back frame is extremely rusted. my whole wheel could have come off which would have been extremely serious. my car only has 46000 miles and garag…”
2019-01-23 · Exterior Lighting · 130,000 mi · 🔥 fire“tl* the contact owns a 2006 mercedes-benz slk350. on several occasions, while the contact's daughter was driving, the headlamps became inoperable. the contact stated that the wiring harness to the headlamps melted and left the wires exposed. a dealer was not contacted. the manufacturer was made aware of the failure. the vehicle was not repaired. th…”
2016-07-27 · Power Train · 63,038 mi“tl* the contact owns a 2006 mercedes-benz slk350. the contact stated that the vehicle experienced a lack of engine power after accelerating from a complete stop. the contact stated that the vehicle had to be manually restarted to be operated normally. the failure occurred without warning. the vehicle was taken to the dealer where it was diagnosed t…”
2015-12-19 · Vehicle Speed Control · 8,446 mi“while driving vehicle power can be lost & vehicle can be stuck in 1st gear or no gear at all causing blockage to traffic and possibly causing an accident. once you turn car off it appears the car resets itself as if nothing ever happen. when reported to dealership it was stated no codes pop up so i must be hitting the shift. not knowing any bett…”
2015-12-15 · Power Train · 76,000 mi“3 issues--camshaft selenoid; defective gear in the balance shafts of the engine; transmission valve body defect. all three of these issues have been documented by mercedes internal documents and there is a class action suit on going for the defective gear in the balance shafts of the engine right now. these are critical issues as the car can lose…”
2015-11-28 · Visibility/Wiper“on october 19th 2015 , purchased this car form mercedes benz of walnut creek california . the car was delivered to me on 27th october 2015 by the dealership stating that the car is checked according to the safety standards and is good to drive. but as soon as i reached home with the car there was a check engine light . my house is 140miles from th…”
2015-10-07 · Power Train · 66,000 mi“tl* the contact owns a 2006 mercedes benz slk350. while driving at 45 mph, the vehicle began to decelerate independently. the contact stated that the vehicle was turned off and restarted when suddenly the vehicle jumped into first gear. the contact also stated that the vehicle would not shift from the first gear. the vehicle was restarted again and…”
2012-09-03 · Power Train · 25,868 mi“severe jerk as vehicle decelerated around 10-12 mph. took vehicle to dealership and test drove with technician who verified the problem. there were no warning lights or codes found. i was notified by the dealership that there was a snap ring failure within the gear box. invoice indicates "retaining clip failure inside transmission, verified severe …”
2010-05-03 · Air Bags · 31,300 mi“information redacted pursuant to the freedom of information act (foia), 5 u.s.c. 552(b)(6) 30 apr 10 - 2006 mercedes benz slk350; the vehicle has 31,000 miles on it and recently had to take the vehicle back to the dealer for a left rear turn signal light out. had service done under warranty and also had brakes and front rotors replaced. 1 may …”
2008-12-31 · Vehicle Speed Control · 14,000 mi · 💥 crash“tl*the contact owns a 2006 mercedes benz slk250. when attempting to approach a complete stop, the vehicle abnormally accelerated. the contact depressed the brake pedal and heard a loud grinding noise. there was a sudden increase in rpm's and the vehicle continued to accelerate, which caused him to crash. there were no warning indicators illumin…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.