Mercedes-benz Slk172 problems
The third generation of Mercedes-Benz SLK-Class (SLC-Class) (series R172) was launched in Stuttgart in January 2011, with a subsequent public launch at the 2011 Geneva Motor Show, with international sales starting spring 2011. It is the successor of R171 series of roadsters which was originally launched in 2004. The SLC (as it was renamed during its mid cycle facelift) was discontinued after the 2020 model year.
Initial release
The design follows the themes of both the first and second generations, but incorporating radiator air intake design from the 190 SL roadster from the 1950s, and front end inspired by Mercedes-Benz SLS AMG Coupé and Mercedes-Benz CLS-Class (W218).
"Edition 1" model includes special paint finish SHAPE in glacier grey, panoramic vario-roof, Dynamic Handling package, AMG bodystyling, two-tone designo nappa leather with contrasting topstitching, AIRSCARF, ambient lighting and more.
Orders began in from 17 January 2011, and arrived to dealer showrooms on 26 March 2011. Early models include SLK 200 BlueEFFICIENCY, SLK 250 BlueEFFICIENCY, SLK 350 BlueEFFICIENCY. US models went on sale in 2011 as 2012 model year vehicles.
For 2014 model year, minor changes were made to standard equipment, and AMG Sports package renamed to AMG Line.
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Mercedes-benz Slk172 model years
Common Mercedes-benz Slk172 problems
The Mercedes-Benz SLK172, also known as the R172, is a third-generation sports car produced by Mercedes-Benz. This 2-door hardtop convertible is known for its sporty performance and stylish design, available as a 6-speed manual or 7-speed automatic. However, like any vehicle, the SLK172 has presented some common problems.
- Engine Shut Down: Sudden engine shut down is another common issue with the SLK172. This problem can be challenging to diagnose and repair, as causes range from crankshaft position sensor malfunctions to circuit issues.
- Wind Noise: Wind noises can originate from various locations, including the front windows. Damaged or dislodged seals are often the culprit. This issue can affect the overall comfort and driving experience of the vehicle.
- Top Alignment Issues: If the convertible top of the SLK172 is no longer aligning, the left or right-side flaps might need replacement. However, there could be other possibilities causing this problem.
- Engine Cylinder Misfiring: In the event of the SLK172 misfiring, hard acceleration, rough running, and sudden braking have been reported. If the vehicle is misfiring, it is crucial to consult an expert immediately to prevent potential further damage.
- Balance Shaft Problems: The SLK172 has been known to have issues with the balance shaft, which can require major repairs costing over $5,000. It is essential to check the VIN to ensure it does not fall into the affected range.
- Corrosion Issues: Some SLK172 owners have reported corrosion on the AMG wheels, which can lead to wheel replacement. Additionally, Mercedes has had a known problem with the red paint, causing tiny blisters and clear coat issues.
- Eco and Camera System Malfunctions: Some SLK172 owners have reported issues with the Eco system not working at all, as well as cameras not detecting road signs. Additionally, the third LED brake light may partially blow, affecting the vehicle's safety features.
While these issues can be concerning, it is essential to remember that many of these problems can be addressed by local, independent German import service shops with Mercedes-Benz mechanics. These professionals can offer expert and affordable service to help address these common problems.
Is the Mercedes SLK R171 reliable?
“As a specialist technician, I give the SLK R171 seven out of 10 for reliability, drivability and looks. The engines aren't as tough as those in the old R170 SLK.
Is the Mercedes SLK reliable?
The probability of a repair being a severe or major issue is 14% for the Mercedes-Benz SLK350, compared to an average of 11% for luxury compact cars and 12% for all vehicle models. The average total annual cost for unscheduled repairs and maintenance across all model years of a vehicle.
Is the Mercedes SLK R170 a good car?
Mercedes SLK (R170): our verdict
Throw in some strong engines, a clever all-season roof and smart styling and there's plenty to love about the littlest Mercedes convertible. Prices haven't really changed that much over the last few years, and with a good number for sale at any one time you can afford to be fussy.
How long can a SLK last?
What is Mercedes Slk lifespan? The estimated lifespan of a Mercedes Slk is 147,000mi, before reaching the life expectancy upper limit.
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