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2026 Mercedes-Benz CLA-Class problems, recalls and owner complaints
What the 2026 Mercedes-Benz CLA-Class has been recalled for and what owners report, from official government data. Updated October 25, 2026.
- 1safety recall
- 1owner complaint
- 0crash reports
- 0fire reports
- 0injuries reported
The least complained-about Mercedes-Benz CLA-Class year on file: 1 complaints, against an average of 47 for the other model years.
Every Mercedes-Benz CLA-Class model year with its number of owner complaints. Pick a year to compare.
What goes wrong with the 2026 Mercedes-Benz CLA-Class?
The components named most often in the 1 owner complaints. One complaint can name several, so the shares can add up to more than 100%.
Has the 2026 Mercedes-Benz CLA-Class been recalled?
1 U.S. safety recall. Repairs are free at a franchised dealer; some are done over the air.
Seat Belts: Front: Retractor Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2026 CLA 350 4MATIC (EV) and CLA 250+ (EV) vehicles. The front passenger seat belt retractor may have been manufactured with a defect that prevents the deactivation of the child seat safety function (Automatic Locking Retractor). As a result, the seat belt may remain in a locked position and cannot be extended.
Risk: A passenger who is unable to fasten their seat belt is not properly restrained, increasing their risk of injury in a crash.
Fix: Dealers will replace the front passenger seat belt, free of charge. Owner notification letters were mailed July 24, 2026. Owners may contact MBUSA customer service at 1-800-367-6372. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning May 8, 2026.
Is the 2026 Mercedes-Benz CLA-Class recalled in the UK or Europe?
Recalls issued by the UK's DVSA and through the EU's Safety Gate system that cover this model and build period. European models can differ from U.S. ones, and "years estimated" means the recall gave no build dates, so confirm your own car with your registration or VIN.
UK DVSASRPC2610 - eCall FunctioneCall Function
Risk: Mercedes-Benz AG has determined that on certain CLA (174 178 platform) GLB (244 platform) and GLC (540 platform) vehicles the emergency call function within the communication module might not be enabled.
Fix: As a remedy Mercedes-Benz AG via its Mercedes-Benz service partners will update the software of the communication module on the affected vehicles.
UK DVSASRPC2612 – Front Seat Belt Fitting
Risk: Mercedes-Benz AG has determined that on certain CLA (174 178 platform) vehicles the seatbelt end fitting of the left front seat might not be mounted correctly.
Fix: As a remedy Mercedes-Benz AG via its Mercedes-Benz service partners will check the mounting of the seat belt end fitting on the affected vehicles and rework it if necessary.
UK DVSASRPC-2608 Electric drive unit power electronics2608 Electric drive unit power electronics
Risk: Mercedes-Benz AG has determined that in certain CLA (174 platform) and GLB (244 platform) vehicles the circuit board for the power electronics of the rear electric drive unit might not meet the specifications.
Fix: As a remedy Mercedes-Benz AG via its Mercedes-Benz service partners will replace the rear axle.
UK DVSASoftware version of communication module
Risk: Mercedes-Benz AG has determined that on certain CLA (174 platform) and GLB (244 platform) vehicles the software of the communication module might not meet the intended specification.
Fix: As a remedy Mercedes-Benz AG via its Mercedes-Benz service partners will update the software on the affected vehicles.
UK DVSABolting of front seats and belt buckles
Risk: Mercedes-Benz AG has determined that on certain CLA (174 platform) vehicles the bolting of the front seats and/or belt buckles might not meet specifications.
Fix: As a remedy Mercedes-Benz AG via its Mercedes-Benz service partners will rework the front seat and belt buckle bolting on the affected vehicles.
UK DVSASRPC2523 - Variant of 48V Wiring HarnessVariant of 48V Wiring Harness
Risk: Mercedes-Benz AG has determined that on certain CLA (178 platform) vehicles with 4-cylinder gasoline engine the 48V wiring harness might not meet specifications.
Fix: As a remedy Mercedes-Benz AG via its Mercedes-Benz service partners will check the wiring harness on the affected vehicles and rework it if necessary.
UK DVSASRPC2516 - Mechanics of the seat belt buckleMechanics of the seat belt buckle
Risk: Mercedes-Benz AG has determined that on certain CLA (174 platform) vehicles the belt buckles of the driver and passenger seats might not meet specifications respectively.
Fix: As a remedy Mercedes-Benz AG via its Mercedes-Benz service partners will replace the seat belt buckles on the affected vehicles.
UK DVSASRPC2518 - Routing of window-airbag wiring harnessRouting of window-airbag wiring harness
Risk: Mercedes-Benz AG has determined that on certain CLA (174 platform) vehicles the routing of a window-airbag wiring harness in the area of the D-pillar might not meet specifications.
Fix: As a remedy Mercedes-Benz AG via its Mercedes-Benz service partners will check the routing of the wiring harness on the affected vehicles and rework it if necessary.
UK DVSASRPC2517 - Software of driving assistance systemSoftware of driving assistance system
Risk: Mercedes-Benz AG has determined that on certain CLA (174 platform) vehicles the software of the driving assistance system might not meet specifications.
Fix: As a remedy Mercedes-Benz AG via its Mercedes-Benz service partners will update the software of the driving assistance system on the affected vehicles.
UK DVSAComposition of window-airbag fabric
Risk: Mercedes-Benz AG has determined that on certain CLA (174 platform) vehicles the composition of the window-airbag fabric might not meet specifications.
Fix: As a remedy Mercedes-Benz AG via its Mercedes-Benz service partners will replace the window-airbags on the affected vehicles.
UK DVSASRPC2514 - Driving Assistance System SoftwareDriving Assistance System Software
Risk: Mercedes-Benz AG has determined that on certain CLA (174 platform) vehicles the software of the driving assistance system might not meet specifications.
Fix: As a remedy Mercedes-Benz AG via its Mercedes-Benz service partners will update the software of the driving assistance system on the affected vehicles.
EU Safety GateThe wheel bolts were not tightened in accordance with the torque specifications.The bolts and the wheel assembly could detach while the vehicle is in motion, increasing the risk of accidents.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: 18/05/2026
EU Safety GateThe 48V wiring harness is not connected in accordance with specifications.This may lead to a build-up of heat resulting in a fire. Protection against contact is not guaranteed, which increases the risk of electric shock.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
EU Safety GateThe screw attachments of the front seats and/or belt buckles are insufficient.This could impair their restraining effect. This increases the risk of accident and injury.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
EU Safety GateThe driver/passenger seat belt buckles may not meet the specifications.As a result, the seat belt may not provide sufficient protection in the event of a frontal impact, increasing the risk of injury.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
EU Safety GateThe wiring harness near the “D” pillar may be damaged by adjacent components.This can disable the window bag, reducing occupant protection in a crash. The damage may also increase electrical resistance, creating a potential hotspot and a possible fire risk.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
EU Safety GateDefective side curtain airbag fabric may reduce airbag protection and therefore increase the risk of injury.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
EU Safety GateA washer for the front safety belts may not correspond to specifications and could not withstand the loads.In the event of an accident, the restraining effect could be incomplete, increasing the risk of injuries.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
What do 2026 Mercedes-Benz CLA-Class owners report?
1 of the 1 complaints, the most recent for the most-reported components, as the owners wrote them. NHTSA removes names and VINs; long reports are trimmed. CarHooq has not verified individual claims.
While driving at 50mph, the vehicle came to a full stop in 2 seconds by auto breaking (to avoid collision) when there was no object or vehicle in front of the car. I almost got rear-ended as stopping from 50mph to 0 mph on a highway was extremely dangerous but luckily the car behind me was able to use the lane to my right to avoid the collision. When the vehicle was taken to the service center, the computer systems showed no record of this incident. However, I do have a dashcam footage of it. In the video, you can clearly see a stopped car on the left turn lane (the break lights of the car is…
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2026 Mercedes-Benz CLA-Class: questions owners ask
Is the 2026 Mercedes-Benz CLA-Class reliable?
NHTSA data alone cannot rate reliability, but it shows what owners reported. Owners filed 1 complaint with NHTSA about the 2026 Mercedes-Benz CLA-Class; the most common categories were forward collision avoidance (1, 100%). There is 1 safety recall.
What are the most common problems with the 2026 Mercedes-Benz CLA-Class?
Across 1 owner complaint filed with NHTSA, the categories mentioned most often are forward collision avoidance (100% of complaints). One complaint can name several components.
Does the 2026 Mercedes-Benz CLA-Class have any recalls?
Yes. NHTSA lists 1 recall for the 2026 Mercedes-Benz CLA-Class; the most recent (campaign 26V278000, 2026-05-01) concerns Seat Belts: Front: Retractor. Recall repairs are free at a franchised dealer; check your VIN at nhtsa.gov/recalls.
Check your own CLA-Class
Counts are a starting point, not a verdict: popular models collect more complaints because more of them are on the road, and NHTSA does not verify individual reports. To see whether a recall is still open on your car, enter your VIN at nhtsa.gov/recalls (U.S.) or your registration at check-vehicle-recalls.service.gov.uk (UK). Had a safety problem? Report it to NHTSA; complaints are what trigger investigations and recalls.
Data: NHTSA Office of Defects Investigation recall and complaint databases (public domain), DVSA vehicle recalls (Open Government Licence v3.0), EU Safety Gate alerts (© European Union), retrieved October 25, 2026. Model year 2026 only.