2021 Freightliner Cascadia Engine Problems
- Complaints
- 1about this part
- Share
- 6%of 16 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the engine of the 2021 Freightliner Cascadia, 6% of the 16 complaints for this model year. 1 recall campaign on record is filed under a similar system.
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.
“My Emplyoer has not fixed anything on the truck, the truck shouldn’t be operating, doesn’t meet DOT Regulations, I was told not to go into any scales or weigh stations, loses air and the air doesn’t build back up properly, I lost all air in my breaks while driving on the road”
NHTSA complaint #11530297, filed 2023-07Related recalls
- 21V073000Feb 12, 2021Daimler Trucks North America, LLC (DTNA) is recalling certain 2021-2022 Freightliner Cascadia vehicles equipped with a Cummins X15 engine. The capscrews that…Covers: Freightliner Cascadia 2021–2022
Related service bulletins
- 11027493Dec 11, 2025Fleet Communications for Heater Core Plugging
- 11026453Nov 20, 2025Fleet Communications for Power Steering Reservoir Fill Cap Venting
- 11026421Nov 19, 2025Fleet Communications for Low Coolant Sensor
- 11024962Oct 16, 2025CX Advocate for P4, WST X-Series, DD Engines Low/Critical Low Coolant Warnings
- 11024958Oct 16, 2025CX Advocate for ConMet Oil Pan Insert Additional Issues
- 11023683Sep 18, 2025CX Advocate for technical questions/issues raised
- 11022341Aug 21, 2025CX Advocate for technical questions/issues raised
- 11016309Mar 20, 2025CX Advocate for NOx conversion low faults
- 11014819Feb 20, 2025CX Advocate for turbo oil drain cracking
- 11014818Feb 20, 2025CX Advocate for NOx conversion low faults
Engine: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2022 | 1 | 8% |
| 2021 | 1 | 6% |
| 2020 | 1 | 4% |
| 2019 | 3 | 10% |
| 2016 | 4 | 33% |
| 2015 | 1 | 6% |
| 2014 | 2 | 17% |
| 2012 | 4 | 24% |
| 2011 | 2 | 17% |
| 2010 | 2 | 17% |
Other parts of the 2021 Freightliner Cascadia
6 complaintsForward collision avoidance
5 complaintsBrakes
3 complaintsElectrical system
2 complaintsSteering
2 complaintsSuspension
2 complaintsOther or unknown
1 complaintsBody and structure
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaints
← All problems reported for the 2021 Freightliner Cascadia
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 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