Panoramic sunroof spontaneously exploded while the car was sitting. Mercedes claiming something fell into it, but there was nothing above it or in the car while it was sitting in the garage. After reading online, this is happening to a lot of other consumers, including one who has started a class action lawsuit in california
2015 Mercedes-Benz C-Class body problems
moderate 65 complaints filed with NHTSA · avg repair $1,500 · see body across all vehicles →
Failure mileage
Complaints
65
Recalls
0
Avg fix
$1,500
1crash
When does it fail?
Of the 65 body complaints filed for the 2015 Mercedes-Benz C-Class, here's the actual mileage breakdown — failures cluster heaviest at 50,000-75,000 mi.
0-25k
25-50k
50-75k
75-100k
100-125k
125-150k
150k+
Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted. Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits and driving conditions shift the curve as much as mileage alone.
What stands out
Of the 15 model years of Mercedes-Benz C-Class we track for body problems, this one carries the most owner complaints on file — 65.
Owners have filed 65 body complaints with NHTSA against this vehicle, but no formal recall covers the issue — the federal record reflects what manufacturers have admitted, not everything owners are reporting.
What owners are reporting 2 most recent
Glass panoramic sun roof lifted off the vehicle at highway speed, I had to grab the front edge of roof,pull off the expressway. Tried to re seat it in the channels but could not close the roof. Drove 120 miles with roof open holding the front edge down, which continued to try to lift off the vehicle. . My vehicle is Mercedes’ 2015 c300. These vehicles have a recall for this very reason but my vin…
Had body trouble with your 2015 Mercedes-Benz C-Class?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the body problem on the 2015 Mercedes-Benz C-Class?
It's a documented issue but not catastrophic. 65 complaints have been filed. Repairs average $1,500 and most owners catch it before it causes a breakdown.
At what mileage does the body typically fail?
Across the 37 complaints that reported odometer mileage, most body failures cluster between 51,150 and 86,000 miles, with the median around 62,612. A quarter of owners report trouble before 51,150; a quarter make it past 86,000. Maintenance history matters more than the odometer alone — this is the reported failure window, not a guarantee.
What does it cost to fix?
Independent shops typically charge around $1,500 for body repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to body?
No active recalls currently cover body issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2015/Mercedes-Benz/C-Class.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.