Freightliner Cascadia, Western Star 5700, model year 2017. Filed by Daimler Trucks North America LLC and reported to NHTSA on 11 May 2017. 698 vehicles potentially affected.
What the notice says Daimler Trucks North America LLC (DTNA) is recalling certain 2017 Freightliner Cascadia and Western Star 5700 trucks built with NFD tandem rear axles. During the hardening process, the axle assembly output shaft may have been made brittle, possibly resulting in the output shaft fracturing while the vehicle is in use.
Is your vehicle included? Check with your VIN at NHTSA, or ask a dealer. This page is an independent copy of the notice, kept so you can see what changed after it was published. It is not the authority, and the authority’s own text is the one to act on.
Dtna's own number for this recall: FL-738. That is the number on the owner letter and on the dealer paperwork. 17V315 is the number NHTSA gave the same campaign, and the number this page is filed under. They are one recall, written two ways.
What owners ask about this recall
- Which vehicles does recall 17V315 cover?
- Freightliner Cascadia, Western Star 5700, model year 2017.
- What is wrong with them?
- Daimler Trucks North America LLC (DTNA) is recalling certain 2017 Freightliner Cascadia and Western Star 5700 trucks built with NFD tandem rear axles.
- What can happen if it is not put right?
- If output shaft fractures while descending a grade, the compression braking will be ineffective. Additionally, large debris may land in the road. Both scenarios increase the risk of a crash.
- Is there a fix yet?
- Yes, and it is free. DTNA will notify the owners, and Detroit Axle dealers will replace the output shaft, free of charge. The recall began on July 7, 2017. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-738.
- What should I do now?
- Check your own vehicle by its VIN with NHTSA, which is the record to act on. Dtna calls this recall FL-738, which is the number on the owner letter and the dealer paperwork.
Answered from the register this site holds. NHTSA is the record to act on.
What the authority says can happen if this is not fixed: “If output shaft fractures while descending a grade, the compression braking will be ineffective. Additionally, large debris may land in the road. Both scenarios increase the risk of a crash.”
affected
in the notice
caught
| Campaign | 17V315 |
|---|---|
| Filed by | Daimler Trucks North America LLC |
| System at fault | Power Train:Axle Assembly |
| Reported to NHTSA | 11 May 2017 |
| Model years | 2017-2017 |
| Vehicles named | FREIGHTLINER CASCADIA, WESTERN STAR 5700 |
What the notice says today
The consequence
If output shaft fractures while descending a grade, the compression braking will be ineffective. Additionally, large debris may land in the road. Both scenarios increase the risk of a crash.
The remedy
DTNA will notify the owners, and Detroit Axle dealers will replace the output shaft, free of charge. The recall began on July 7, 2017. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-738.
What it said before
This campaign is in the register but not yet in the dated wording archive, so we cannot yet say whether its text has moved. It enters the archive on the next pass.
This is one of 816 notices in the record whose component field names power train. Across that group the median wait before owners were written to was 42 days.
Last checked . No change has been recorded in the wording.
The models named here, across their whole recall history
How to cite this record
Quoting the wording on this page means quoting a version, so the date belongs in the citation:
CarsMultiverse, recall 17V315, wording as read on 16 September 2026. https://carsmultiverse.com/recall/17v315/
The cross-border matches used on this site are deposited as a citable dataset: doi:10.5281/zenodo.22087136. The recall wording itself is published by the national authority named above and is theirs, not ours.
The recall record and its wording are published by the US National Highway Traffic Safety Administration and are US Government public domain. The dated archive, the comparison and any before-and-after above are CarsMultiverse. How fresh every engine behind this page is, is public on the status page. To check a specific vehicle, use NHTSA’s own VIN lookup.
The fingerprint of this notice
We take a SHA-256 of each of the three blocks of text the authority publishes and keep the first eight characters. As we last read campaign 17V315 on 23 August 2026, they were:
- Defect summary
846f51f0 - Consequence
ada31946 - Remedy
08751353
We first read this notice on 21 August 2026. It has not moved since. If it ever does, these characters will not match, and the change will be dated here.
The wording we hold for 17V315 · how the whole register is watched
This notice names one vehicle among several registers that have written about it. Every notice this site holds for the Freightliner Cascadia, in all seven, is kept on that vehicle's own page, with the newest in each.
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Owners of these cars
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