mercedes-benz GLB-Class problems
0 safety recalls. 53 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 6 categories with 3+ complaints
What owners are saying recent NHTSA-filed complaints · verbatim
TL* THE CONTACT OWNS A 2020 MERCEDES BENZ GLB 250W. THE CONTACT STATED HE OPENED THE TAILGATE OF THE VEHICLE AND HEARD A STRANGE NOISE WHEN IT WAS SHUT. THE LIFTGATE DID NOT SEEM SHUT PROPERLY.THE CONTACT CALLED THE DEALER KEYES EUROPEAN MERCEDES-BENZ. 5400 VAN NUYS BLVD, VAN…
I had this safety recall done already why is it not removed it was done at the dealer
The contact owns a 2020 Mercedes-Benz GLB250. The contact stated while the vehicle was at a stop light, the accelerator pedal was depressed however, the vehicle lunged backward. There was no warning light illuminated. The contact depressed the brake pedal to stop the vehicle.…
GOT WARNING LIGHT ON IN DECEMBER 7TH 2020 SAYING "FRONT RIGHT AIRBAG MALFUNCTION". TOOK CAR FOR SERVICE AND APPARENT SOLVED ISSUE. TODAY DECEMBER 17TH 2020 THE PROBLEM IS BACK AGAIN.*DT THE CONSUMER SUBMITTED AN INVOICE FOR REPAIRS. *TR
Estimate your repair exposure
Drag to your current mileage. Numbers are derived from this vehicle's complaint history.
Common questions
Is the 2020 Mercedes-Benz GLB-Class reliable?
Mostly yes. With a reliability score of 8.0 out of 10 based on 53 owner complaints filed with NHTSA, the 2020 Mercedes-Benz GLB-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 2020 Mercedes-Benz GLB-Class?
Based on NHTSA records, the most-reported issue is body, with 13 complaints filed. Average repair cost runs about $1,500 at an independent shop.
What's the most expensive thing that goes wrong?
The body is one of the costlier repair items. Average repair cost runs about $1,500 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 GLB-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 2020 Mercedes-Benz GLB-Class?
Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 53 complaints on file and the costliest repair averaging $1,500, 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.