2020 Freightliner CASCADIA problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
26 owner complaints analyzed
21 distinct recall campaigns
51,600 mi median reported failure mileage
Scope: 2020 model year. Data snapshot: . 7 complaints include usable failure mileage.
Most common problems
Forward Collision Avoidance: Automatic Emergency Braking is the most frequently named component, appearing in 9 of 26 complaints (34.6%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Braking behavior | 13 | 50.0% |
| Steering behavior | 4 | 15.4% |
| Engine operation | 3 | 11.5% |
| Transmission and shifting | 1 | 3.8% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Forward Collision Avoidance: Automatic Emergency Braking | 9 |
| Service Brakes | 7 |
| Forward Collision Avoidance: Warnings | 6 |
| Unknown Or Other | 4 |
| Electrical System | 3 |
| Tires | 3 |
| Engine And Engine Cooling:Exhaust System:Emission Control | 2 |
| Vehicle Speed Control | 2 |
Forward Collision Avoidance: Automatic Emergency Braking: 9; Service Brakes: 7; Forward Collision Avoidance: Warnings: 6; Unknown Or Other: 4; Electrical System: 3; Tires: 3; Engine And Engine Cooling:Exhaust System:Emission Control: 2; Vehicle Speed Control: 2
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 3 |
| 25,000 to 49,999 | 0 |
| 50,000 to 74,999 | 2 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 2 |
Under 25,000: 3; 25,000 to 49,999: 0; 50,000 to 74,999: 2; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 2
Under 25,000 miles has the most reports with usable mileage (3). 19 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2019 | 1 |
| 2020 | 4 |
| 2021 | 4 |
| 2022 | 6 |
| 2023 | 6 |
| 2024 | 3 |
| 2025 | 1 |
| 2026 | 1 |
2019: 1; 2020: 4; 2021: 4; 2022: 6; 2023: 6; 2024: 3; 2025: 1; 2026: 1
Pattern summary
Forward Collision Avoidance: Automatic Emergency Braking leads the component reports. Braking behavior appears in 13 complaint narratives. Steering behavior appears in 4 complaint narratives. Engine operation appears in 3 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 11323299 · 2020-05-04 (May 4, 2020)
HAVE HAD SEVERAL FREIGHTLINERS FROM COLUMBIAS TO CASCADIAS, THEY ALL HAVE HAD ONE THING IN COMMON. THEY ALL LEAK WATER UNDER RAINY CONDITIONS. THE WINDSHIELD, THE DRIVER'S DOOR AS WELL AS THE DOOR ON THE SIDE OF THE AD SLEEPER. DOESN'T MATTER IF IN MOTION OR SETTING STILL IT LEAKS WATER. SAD PART IS I HAVE A 2020. THIS TRUCK WAS ALSO PURCHASED WITH AN ADVANCE WARNING SYSTEM THAT WILL SELF APPY THE BRAKES TO SLOW THE TRUCK DOWN. I HAVE HAD SEVERAL INSTANCE OF GOING OVER A BRIDGE WHERE THE TRUCK WILL MOMENTARILY BRAKE FOR NO APPARENT REASON. NO…
Owner-reported narrative. 348 miles reported. Look up ODI 11323299 at NHTSA ↗
Owner report 11326113 · 2020-05-27 (May 27, 2020)
AUTOMATIC EMERGENCY BRAKING SYSTEM ACTIVATING WHEN IT SHOULD NOT BE. COMPANY SAYS TRUCK IS NOT SHOWING A BRAKING EVENT ON THEIR END EITHER THIS HAS HAPPENED ATOTAL OF 3 TIMES. THE TRUCKS LANE GUIDANCE SENSOR IS GOING OFF EVEN WHEN THERE'S NO LINE TO GUIDE IT AND THE TRACTION SENSOR COMES ON EVEN WHEN IT DOESN'T BREAK TRACTION. *TR
Owner-reported narrative. 51,600 miles reported. Look up ODI 11326113 at NHTSA ↗
Owner report 11193866 · 2019-04-04 (April 4, 2019)
TL* THE CONTACT OWNS A 2020 FREIGHTLINER CASCADIA. WHILE DRIVING WITH THE CRUISE CONTROL ENGAGED, THE VEHICLE UNINTENTIONALLY ACCELERATED. ALSO, THE CRASH WARNING ICON ILLUMINATED ALTHOUGH THERE WAS NO OBJECT IN FRONT OF THE VEHICLE. THE VEHICLE WAS TAKEN TO PENSKE TRUCK RENTAL (1405 GLENDALE AVE, SPARKS, NV 89431, [phone removed]) TO BE DIAGNOSED, BUT THE CAUSE OF THE FAILURES COULD NOT BE DETERMINED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURES. THE FAILURE MILEAGE WAS 4,766. CONTACT ALSO ALLEGED LOSS OF P…
Owner-reported narrative. 4,766 miles reported. Look up ODI 11193866 at NHTSA ↗
Owner report 11309211 · 2020-02-10 (February 10, 2020)
I HAVE HAD SEVERAL ISSUES ON MY NEW 2020 CASCADIA. THE POWER STEERING BOX HAD AN EXTERNAL LEAK WHICH RESULTED IN A STEERING WHINE. THE DEALER REPLACED THE STEERING BOX WITH ONLY 24,000 MILES ON THE TRUCK. I ALSO HAD A ROAD CALL INVOLVING A CHECK ENGINE AND STOP ENGINE LIGHT WHICH RESULTED IN A REPLACEMENT OF A CONTROL UNIT AND TEMPERATURE SENSOR. I AM STILL TRYING TO GET REIMBURSED FOR THIS REPAIR SINCE THE TRUCK IS STILL UNDER WARRANTY. THERE HAS ALSO BEEN A DEF ISSUE CAUSING A LOSS OF POWER
Owner-reported narrative. Look up ODI 11309211 at NHTSA ↗
Owner report 11645885 · 2025-03-02 (March 2, 2025)
I have experienced this issue a few times, and so have several acquaintances who drive the same make and model of truck as I do. Whenever it rains or I go through a truck wash, the starter shifter blocked comes on the screen while driving, causing the RPMs to fluctuate and resulting in a complete loss of power to the vehicle. One dealership informed me that this is a common problem, attributed to moisture seeping into a harness located near the transmission. Tried connecting the truck to a computer so see fault codes nothing comes up because it…
Owner-reported narrative. Look up ODI 11645885 at NHTSA ↗