Mercedes-Benz CLS-Class problems
Light NHTSA footprint — 22 owner complaints. Either a clean record or thin data; we'll show what's there.
Above-average reliability for the segment. Few systemic issues on file.
Buyable on the data — keep up the usual maintenance and inspect normally.
- No systemic severe-failure pattern in the complaint record
- Reliability score 8.6/10 — above the segment average
Our read of the federal NHTSA complaint and recall record for this exact year and model — not a substitute for a pre-purchase inspection. How we score.
Top trouble spots 2 categories with 3+ complaints
What owners are saying recent NHTSA-filed complaints · verbatim
Parking brake inoperative and a yellow park triangle warning at left corner of the dashboard display.
I was driving g through a parking lot when the serpentine belt broke. Naturally, the car became difficult to steer but manageable. As I attempted to turn into a parking spot I heard a 'pop' under the hood. When this occurred, the wheel went into a free spin. There was no input…
A cast aluminum wheel on my 2008 Mercedes benz cls63 amg cracked due to a casting defect. In the inside lip of the rim of the wheel at the outer diameter is a void, or hole, that was created by a an air bubble that was entrained in the molten metal but could not escape the mold…
A Mercedes-benz 2008 cls63 amg has four OEM cast aluminum wheels with large casting defects in the form of debris collected at a knit line around its circumference. The other three pictures show the knit line as well as mold debris. The deformity, or knit line, is the…
Estimate your repair exposure
Drag to your current mileage. Numbers are derived from this vehicle's complaint history.
Common questions
Is the 2008 Mercedes-Benz CLS-Class reliable?
Mostly yes. With a reliability score of 8.6 out of 10 based on 22 owner complaints filed with NHTSA, the 2008 Mercedes-Benz CLS-Class is generally a sound vehicle. The areas to watch are listed in the top problem section above — most are budget items, not deal-breakers.
Should you avoid the 2008 Mercedes-Benz CLS-Class?
On the NHTSA data, the 2008 Mercedes-Benz CLS-Class does not need avoiding. Buyable on the data — keep up the usual maintenance and inspect normally. The record behind that call: No systemic severe-failure pattern in the complaint record; Reliability score 8.6/10 — above the segment average. This is our read of the federal complaint and recall data — not a substitute for a pre-purchase inspection.
What's the most common problem on the 2008 Mercedes-Benz CLS-Class?
Based on NHTSA records, the most-reported issue is electrical, with 3 complaints filed. Typical failure occurs around 95,000 miles. Average repair cost runs about $850 at an independent shop.
What's the most expensive thing that goes wrong?
The electrical is one of the costlier repair items. Average repair cost runs about $850 at an independent shop. Typical failure occurs around 95,000 miles. Catching early warning signs can sometimes extend life by 20–30,000 miles.
How do I check if my Mercedes-Benz CLS-Class has open recalls?
Paste your VIN into the decoder at the top of this page. We pull live from NHTSA, so you'll see exactly which campaigns apply to your vehicle and whether the dealer has logged the fix. Recall repairs are always free regardless of mileage or warranty status.
Is an extended warranty worth it on a 2008 Mercedes-Benz CLS-Class?
Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 22 complaints on file and the costliest repair averaging $850, one major failure more than pays for it. The catch is reading the contract — many providers exclude wear items and require pre-authorization, so cheaper plans are not always better value.