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2015 Freightliner Cascadia Problems

Owner-reported complaints filed with NHTSA, grouped by component

Data refreshed

Owner complaintsComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
16
Latest May 30, 2025
Components namedHow many of our component categories appear on at least one report for this model year. One report can name several.
11
Crash or fire reportedComplaints whose submitter recorded that a crash or a fire occurred. These are the reporter's own answers on the NHTSA form, not verified findings.
2

What this page shows

Everything below is an owner-reported complaint submitted to NHTSA about the 2015 Freightliner Cascadia, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.

Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.

Reports by component

Ranked by how many owner reports name each component category

  • Electrical419.0%
  • Brakes419.0%
  • Steering314.3%
  • Other / unspecified29.5%
  • Driver assistance29.5%
  • Body & structure14.8%
  • Visibility14.8%
  • Engine14.8%
  • Fuel system14.8%
  • Suspension14.8%
  • Tires & wheels14.8%

Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.

Each component in detail

What the reports in each category say, in the owners' own words

Electrical

Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.

4
reports

From owner reports, verbatim

Hello I am reaching out to you today to discuss a common issue with 2015 Freightliner cascadia the acu harness is located on the frame of the chassis and is grounding out wires to the mcm causing the truck to shut off in the middle of the road, highway or interstate, when the issue starts it doesn’t give you time to get off the highway to a safe place. I have personally reached out to several dealers and they are aware of this common issue spn 1231 fmi 9. Also I have called Freightliner about this issue and they are aware but haven’t yet taking action. I wouldn’t be writing you this if I didn’t experience this for a second time in a row, just yesterday I was towed off the interstate the Middle of an interstate. I will leave my contact information just incase you need more details thank you for your time. [XXX] [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

NHTSA ID 11565071 · filed Jan 12, 2024

2015 FREIGHTLINER CASCADIA. CONSTITUENT STATED THAT THEY HAVE EXPERIENCED SEVERAL ISSUES WITH TRUCK, SPECIFICALLY AN ONGOING ELECTRICAL ISSUE BASED UPON A LEAK GETTING INTO VEHICLE DAMAGING ELECTRICAL LINES. *LD THE CONSUMER STATED FUEL LEAKS FROM THE TOP OF BOTH TANKS, ISSUES WITH E-COAST SYSTEM, REFRIGERATOR RATTLES, UTILITY REAR LIGHT ISSUES, TRANSMISSION LOW AIR ISSUES, COOLANT RESERVOIR, FUEL GAUGE, OIL LEAKING, BRAKING ISSUES, CLIMATE CONTROL ISSUES, FRONT GRILL, CIGARETTE LIGHTER ISSUES, AND HOOD SUPPORT ISSUES. *JS

NHTSA ID 11373290 · filed Nov 3, 2020

Too few reports in this category for a page of its own — they appear in the full complaint list.

Brakes

Reports naming service brakes, the antilock braking system, brake hoses, master cylinders or the parking brake.

4
reports

From owner reports, verbatim

MY DRIVER FRONT TIRE KEEPS LOCKING UP. I TOOK A PEICE OF CHALK AND DRAW ON THE TIRE TO TEST THE BRAKES 2015 FRIEGHTLINER CASCADE

NHTSA ID 11190964 · filed Mar 22, 2019

BRAKE PRESSURE SWITCH DEFECTIVE: UNDER NORMAL DRIVING CONDITIONS, THE BRAKE LIGHTS WILL NOT ACTIVATE TO WARN FOLLOWING MOTORISTS. THE BRAKE LIGHTS ONLY WORK ON A HEAVY PEDAL APPLICATION. THE SECOND ISSUE IS THE CRUISE CAN BE SET AT HIGHWAY SPEED AND APPLYING THE BRAKES WILL NOT DEACTIVATE THE CRUISE. THE BRAKES ARE FIGHTING THE ENGINE UNTIL THE DRIVER TURNS OFF THE CRUISE AT THE SWITCH. AN INSPECTION INVOLVES PULLING DOWN THE INDEPENDENT CONTROL LEVER ON THE DASH FOR THE BRAKES WHICH IS THE SAME AS A HEAVY BRAKE APPLICATION AND THEN WALKING AROUND VEHICLE TO VERIFY IF THE BRAKES AND LIGHTS ARE WORKING. HOWEVER, THIS INSPECTION CONCEALS THE FLAW TO BOTH MECHANICS AND DRIVERS BECAUSE UNDER NORMAL CONDITIONS THE BRAKES ARE NOT APPLIED THAT HEAVILY. OF THE 300 FREIGHTLINER CASCADIAS IN THE FLEET, I AM RANDOMLY ASSIGNED TO A POOL OF 30 OF WHICH I HAVE CONFIRMED THIS DEFECT IN 8 TRACTORS FROM OCTOBER 2016 TO JANUARY 2017. DRIVERS HAVE COMPLAINED OF THE CRUISE CONTROL MALFUNCTION SINCE THE TRUCKS WERE NEW BUT WE ARE NOW AWARE THAT THE BRAKE LIGHTS ARE THE FAULT OF THE CRUISE CONTROL DEFECT. *TR

NHTSA ID 10940211 · filed Jan 6, 2017

Too few reports in this category for a page of its own — they appear in the full complaint list.

Steering

Reports naming the steering system — racks, columns, power-steering assist and steering linkage.

3
reports

From owner reports, verbatim

VEHICLE HAS A PROBLEM WITH STEERING, IT VERY HARD TO TURN THE STEERING WHEEL ALSO HAS A SWAY TO IT. UNSTAIBLE.

NHTSA ID 10991640 · filed May 25, 2017

VEHICLE HAS A SEVERE UNEXPECTED SWAY IN FRONT STEERING AND REAR TAMDEMS. HAVE TO CONSTANTLY STEER BACK AND FORTH TO MAINTAIN LANE CONTROL. WORSE IN RAINY WEATHER. WHEN ENTERING A CURVE VEHICLE WILL WANDER OVER EITHER CENTER LINE OR RIGHT LINE OR ROADWAY. SUDDEN RIGHT OR LEFT SHIFTS IN REAR TANDEMS. DURING DRY WEATHER DRIVING AND WORSE IN RAINY WEATHER. HAVE ADDRESSED THIS WITH COMPANY AND FMCSA AND IOWA DOT ENFORCEMENT. VERY DANGEROUS TO DRIVE THESE TRACTORS IN THIS CONDITION.

NHTSA ID 10792615 · filed Nov 17, 2015

Too few reports in this category for a page of its own — they appear in the full complaint list.

Other / unspecified

Reports whose component NHTSA recorded as unknown, or that do not map to one of the categories above.

2
reports

From owner reports, verbatim

See attached document for complaint.

NHTSA ID 11663961 · filed May 30, 2025

VEHICLE HAS A PROBLEM WITH STEERING, IT VERY HARD TO TURN THE STEERING WHEEL ALSO HAS A SWAY TO IT. UNSTAIBLE.

NHTSA ID 10991640 · filed May 25, 2017

Too few reports in this category for a page of its own — they appear in the full complaint list.

Driver assistance

Reports naming forward-collision avoidance, lane keeping, back-over prevention, cruise control and related electronic driver-assistance systems.

2
reports

From owner reports, verbatim

VEHICLE HAS A SEVERE UNEXPECTED SWAY IN FRONT STEERING AND REAR TAMDEMS. HAVE TO CONSTANTLY STEER BACK AND FORTH TO MAINTAIN LANE CONTROL. WORSE IN RAINY WEATHER. WHEN ENTERING A CURVE VEHICLE WILL WANDER OVER EITHER CENTER LINE OR RIGHT LINE OR ROADWAY. SUDDEN RIGHT OR LEFT SHIFTS IN REAR TANDEMS. DURING DRY WEATHER DRIVING AND WORSE IN RAINY WEATHER. HAVE ADDRESSED THIS WITH COMPANY AND FMCSA AND IOWA DOT ENFORCEMENT. VERY DANGEROUS TO DRIVE THESE TRACTORS IN THIS CONDITION.

NHTSA ID 10792615 · filed Nov 17, 2015

TL* THE CONTACT OWNS A 2015 FREIGHTLINER CASCADIA. WHILE DRIVING APPROXIMATELY 65 MPH WITH THE CRUISE CONTROL ENGAGED, THE BRAKE PEDAL WAS DEPRESSED AND THE SPEED REDUCED TO 45 MPH AND THEN SUDDENLY ACCELERATED INDEPENDENTLY. THE CONTACT STATED THAT THE CRUISE CONTROL FAILED TO DISENGAGE. AS A RESULT, THE CONTACT LOST CONTROL OF THE VEHICLE. THE FAILURE RECURRED SEVERAL TIMES. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 3,000.

NHTSA ID 10732665 · filed Jul 8, 2015

Too few reports in this category for a page of its own — they appear in the full complaint list.

Body & structure

Reports naming the vehicle structure, frame, body panels, doors, hood and trim.

1
report

From owner reports, verbatim

2015 FREIGHTLINER CASCADIA. CONSTITUENT STATED THAT THEY HAVE EXPERIENCED SEVERAL ISSUES WITH TRUCK, SPECIFICALLY AN ONGOING ELECTRICAL ISSUE BASED UPON A LEAK GETTING INTO VEHICLE DAMAGING ELECTRICAL LINES. *LD THE CONSUMER STATED FUEL LEAKS FROM THE TOP OF BOTH TANKS, ISSUES WITH E-COAST SYSTEM, REFRIGERATOR RATTLES, UTILITY REAR LIGHT ISSUES, TRANSMISSION LOW AIR ISSUES, COOLANT RESERVOIR, FUEL GAUGE, OIL LEAKING, BRAKING ISSUES, CLIMATE CONTROL ISSUES, FRONT GRILL, CIGARETTE LIGHTER ISSUES, AND HOOD SUPPORT ISSUES. *JS

NHTSA ID 11373290 · filed Nov 3, 2020

Too few reports in this category for a page of its own — they appear in the full complaint list.

Visibility

Reports naming windshields, glass, wipers, defrosters and mirrors.

1
report

From owner reports, verbatim

WIPER RESERVOIR BECOMES HEATED DUE TO DPF SYSTEM WHICH CREATES PRESSURE WITHIN THE SYSTEM. AS A RESULT IT FORCES WIPER FLUID FROM THE NOZZLES DRAINING THE SYSTEM MOST TIMES UNDETECTED. RESULTING IN THE INABILITY TO CLEAN THE WINDOW WHEN IT BECOMES FOULED. DUE TO THE RESERVOIR BOTTLES LOCATION YOU CANNOT OBSERVE THE FLUID LEVEL THIS IS ALSO HINDERED DUE TO THE PLASTIC BECOMING STAINED BLUE BY THE WIPER FLUID OVER TIME. THERE IS ALSO NO INDICATOR THAT WIPER FLUID LEVEL IS LOW FROM WITHIN THE CAB. THIS OCCURS BOTH WHEN THE VEHICLE IS IN MOTION OR STOPPED WHEN THE VEHICLE PERFORMS A "REGENERATION" OF THE DPF SYSTEM.

NHTSA ID 10949567 · filed Feb 4, 2017

Too few reports in this category for a page of its own — they appear in the full complaint list.

Engine

Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.

1
report

From owner reports, verbatim

WHEN THE TRUCK WAS PURCHASED THE ODOMETER SAID IT HAD ABOUT 28K MILES ON IT FOR $45K. WELL FOR THE LAST 45 DAYS I HAVE BEEN HAVING ISSUE AFTER ISSUE TO THE POINT WHERE IT WAS SMOKING SO BAD I COULD NOT DRIVE IT ANY LONGER. SO I CALL THE DEALER TO ADVISE THEM THAT TOO MANY ISSUES WERE HAPPENING AND THEY SAID IT WAS NOTHING THEY COULD DO FOR ME. TOOK IT TO FREIGHT LINER DEALERSHIP AND THEY TOLD ME THAT THE ODOMETER ON THE MOTOR WAS 293,662 NOT THE 28K IT WAS SOLD UNDER. NOW THE TRUCKS MOTOR HAS TO BE OVERHAULED WHICH IS $41K ACCORDING TO FREIGHT LINER. WE HAVE THE PAPERWORK OF EVERYTHING THAT NEEDS TO BE DONE. SO I ADVISED THE DEALERSHIP OF THIS INFORMATION ABOUT THE MILES AND THEY WANT ME TO GET ANOTHER LOAN ON TOP OF THE LOAN I ALREADY HAVE. PLEASE LET ME KNOW WHAT I CAN DO IN ORDER TO GET THIS RESOLVED. THEY SAID THEY CAN NOT HELP ME IN THIS MATTER. I HAVE

NHTSA ID 11318785 · filed Mar 20, 2020

Too few reports in this category for a page of its own — they appear in the full complaint list.

Fuel system

Reports naming fuel storage or delivery — tanks, pumps, lines, injectors and fuel leaks.

1
report

From owner reports, verbatim

TL* THE CONTACT OWNS A 2015 FREIGHTLINER CASCADIA. THE CONTACT STATED THAT THE FUEL LINE BECAME LOOSE AND CAUSED A FUEL LEAKAGE AND FUEL FUMES TO EMIT INTO THE VEHICLE. WHILE ATTEMPTING TO UNHOOK THE TRAILER, FUEL SPLASHED INTO THE CONTACT'S MOUTH, CAUSING HIM TO LOSE CONSCIOUSNESS AND SUSTAIN SEVERAL INJURIES. THE CONTACT WAS TRANSPORTED TO THE HOSPITAL BY AMBULANCE. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE RESENDING FUEL LINE WAS NOT TIGHTENED CORRECTLY, WHICH CAUSED THE FAILURE. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE VEHICLE WAS REPAIRED. THE FAILURE MILEAGE WAS 5,800.

NHTSA ID 10980296 · filed Apr 24, 2017

Too few reports in this category for a page of its own — they appear in the full complaint list.

Suspension

Reports naming suspension components — springs, struts, shocks, control arms and related hardware.

1
report

From owner reports, verbatim

VEHICLE HAS A SEVERE UNEXPECTED SWAY IN FRONT STEERING AND REAR TAMDEMS. HAVE TO CONSTANTLY STEER BACK AND FORTH TO MAINTAIN LANE CONTROL. WORSE IN RAINY WEATHER. WHEN ENTERING A CURVE VEHICLE WILL WANDER OVER EITHER CENTER LINE OR RIGHT LINE OR ROADWAY. SUDDEN RIGHT OR LEFT SHIFTS IN REAR TANDEMS. DURING DRY WEATHER DRIVING AND WORSE IN RAINY WEATHER. HAVE ADDRESSED THIS WITH COMPANY AND FMCSA AND IOWA DOT ENFORCEMENT. VERY DANGEROUS TO DRIVE THESE TRACTORS IN THIS CONDITION.

NHTSA ID 10792615 · filed Nov 17, 2015

Too few reports in this category for a page of its own — they appear in the full complaint list.

Tires & wheels

Reports naming tires, wheels, hubs, or the tire-pressure monitoring system.

1
report

From owner reports, verbatim

BRAND NEW PURCHASED HANKOOK TIRES FOR 6X2 TRUCK HAD CHUNKS PEELING OFF WHILE THE DRIVER WAS OPERATING THE VEHICLE. THE TIRE WAS IN REAR POSITION (THE TIRE CANNOT SPIN). CHUNKS OF THE TIRE FLEW ON THE HIGHWAY AS THE DRIVE WAS HAULING A CONTAINER TO THE PORT OF LOS ANGELES.

NHTSA ID 10925998 · filed Nov 14, 2016

Too few reports in this category for a page of its own — they appear in the full complaint list.

Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.

Elsewhere on this vehicle

Data sources

Data on this page last refreshed .