Mercedes-Benz S-Class problems
0 safety recalls. 26 owner complaints. We mapped every trouble spot before you sign the papers.
Solid reliability overall. Common issues are concentrated in a few systems.
Top trouble spots 2 categories with 3+ complaints
What owners are saying recent NHTSA-filed complaints · verbatim
WHILE DRIVING AT APPROXIMATELY 45 MPH MY INSTRUMENT PANEL WENT BLACK. I COULD NOT DETERMINE MY SPEED, TIME OF DAY FUEL USAGE, MILES TRAVELED, OR SIGNAL LIGHTS. I DID NOT BUY THE VEHICLE FROM A MERCEDES DEALER. I CALLED A DEALER ABOUT A RECALL. HE STATED THAT THERE WAS A RECALL…
DASH WARNINGS:: SRS INACTIVE, PRE-SAFE UNAVAILABLE, FRONT PASSENGER SEAT AIRBAG IS TURNED OFF ACCORDING TO THE LIGHT AND THERE IS NO BABY SEAT IN IT.
ON 7-26-2015 I PURCHASED THIS VEHICLE FROM COMMONWEALTH MOTORS LLC. AFTER 24 HOURS ON THE HIGHWAY WHILE TRAVELING AT 55MPH, I CALLED BACK AND I FILED A COMPLAINT OF THE BRAKES BEING WORN TO THE METAL, THAT THE SUSPENSION WARNING LIGHTS CAME ON, THAT THE LEFT DRIVER MIRROR WAS…
POLYCARBONATE HEADLIGHT LENSES, RECENTLY SUBSTITUTED FOR GLASS BY MANUFACTURER, BECOME BLACKENED AND OCCLUDED OVER TIME, RENDERING HEADLAMPS INCREASINGLY INEFFECTUAL AND MAKING NIGHT TIME DRIVING DANGEROUS. THIS MATERIAL IS UNSUITED FOR THE PURPOSE OF SHIELDING THE HEADLAMPS…
Estimate your repair exposure
Drag to your current mileage. Numbers are derived from this vehicle's complaint history.
Common questions
Is the 2005 Mercedes-Benz S-Class reliable?
Mostly yes. With a reliability score of 8.4 out of 10 based on 26 owner complaints filed with NHTSA, the 2005 Mercedes-Benz S-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.
What's the most common problem on the 2005 Mercedes-Benz S-Class?
Based on NHTSA records, the most-reported issue is electrical, with 12 complaints filed. 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. Catching early warning signs can sometimes extend life by 20–30,000 miles.
How do I check if my Mercedes-Benz S-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 2005 Mercedes-Benz S-Class?
Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 26 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 aren't always better value.