2018 Mercedes-Benz AMG CLA45 Transmission and drivetrain Problems
- Complaints
- 2about this part
- Share
- 33%of 6 total for the year
- Median mileage
- 13,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the transmission and drivetrain of the 2018 Mercedes-Benz AMG CLA45, 33% of the 6 complaints for this model year. Where a mileage was given, the median is 13,000 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“Accelerating out of a left turn, the car hesitated momentarily then the engine completely shut down in traffic. The dash indicated that the car had become inoperative, possibly due to the electronic stability program (esp) issue.”
NHTSA complaint #11149454, filed 2018-11, 13,000 milesRelated service bulletins
- 11037211Aug 29, 2026Complaint Intermittent shift feel or thud/clunk noise perceived, such as a brief jerk or transmission reaction during certain driving situations. May be most noticeable when…
- 11035005Jul 14, 2026Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The noise is heard once in each instance when changing direction of…
- 11026832Dec 19, 2025Complaint Oil residue in connector of transmission control unit in dual-clutch transmission models 724.0 and 724.1. Cause As part of the production process, the electrohydraulic…
- 11025648Nov 15, 2025Complaint Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The clunk is heard once when changing from forward to reverse…
- 11023193Sep 17, 2025Complaint Transmission control unit Y3/8n4 (fully integrated transmission control unit (VGS)) not listed in quick test and/or no communication possible with VGS. Cause…
- 11019018May 21, 2025Complaint Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The clunk is heard once when changing from forward to reverse…
- 11013298Jan 16, 2025Complaint Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The clunk is heard once when changing from forward to reverse…
- 11010818Nov 20, 2024Complaint Transmission control unit Y3/8n4 (fully integrated transmission control unit (VGS)) not listed in quick test and/or no communication possible with VGS. Cause…
- 10186132Sep 12, 2020Humming/ vibrations/ noises from the area of the rear axle while maneuvering or when moving off
- 10151943Jul 16, 20187G-DCT: Scratching noise when changing gear from D to R when transmission cold.
Transmission and drivetrain: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2018 | 2 | 33% |
| 2014 | 3 | 19% |
Other parts of the 2018 Mercedes-Benz AMG CLA45
3 complaintsOther or unknown
3 complaintsElectrical system
2 complaintsElectronic stability control
1 complaints
← All problems reported for the 2018 Mercedes-Benz AMG CLA45
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology