Mack Chu, Mack Cxu, Mack Pinnacle (Chu), Mack Pinnacle (Cxu), model years 2010 to 2011. Filed by Mack Trucks, Inc and reported to NHTSA on 21 July 2011. 475 vehicles potentially affected.
What the notice says Mack trucks is recalling certain model year 2010-2011 chu, cxu and gu heavy trucks manufactured from july 12, 2010, through july 23, 2010 for a potentially defective weld on the shaft that the clutch pedal attaches to.
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.
The maker's own number for this recall: SC0355. That is the number on the owner letter and on the dealer paperwork. 11V370 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 11V370 cover?
- Mack Chu, Mack Cxu, Mack Pinnacle (Chu), Mack Pinnacle (Cxu), model years 2010-2011.
- What is wrong with them?
- MACK TRUCKS IS RECALLING CERTAIN MODEL YEAR 2010-2011 CHU, CXU AND GU HEAVY TRUCKS MANUFACTURED FROM JULY 12, 2010, THROUGH JULY 23, 2010 FOR A POTENTIALLY DEFECTIVE WELD ON THE SHAFT THAT THE CLUTCH PEDAL ATTACHES TO.
- What can happen if it is not put right?
- IF THE WELD FAILS, THE PEDAL SHAFT MAY WORK ITS WAY LOOSE AND POTENTIALLY CAUSE THE CLUTCH PEDAL TO FALL TO THE FLOOR, WHICH WOULD LIMIT THE DRIVER'S CONTROL OF THE VEHICLE INCREASING THE RISK OF A CRASH.
- Is there a fix yet?
- Yes, and it is free. DEALERS WILL REPLACE THE CLUTCH PEDAL SHAFT FREE OF CHARGE. THE SAFETY RECALL BEGAN ON AUGUST 29, 2011. OWNERS MAY CONTACT MACK TRUCKS AT 1-800-866-1177.
- What should I do now?
- Check your own vehicle by its VIN with NHTSA, which is the record to act on. The maker calls this recall SC0355, 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 THE WELD FAILS, THE PEDAL SHAFT MAY WORK ITS WAY LOOSE AND POTENTIALLY CAUSE THE CLUTCH PEDAL TO FALL TO THE FLOOR, WHICH WOULD LIMIT THE DRIVER'S CONTROL OF THE VEHICLE INCREASING THE RISK OF A CRASH.”
affected
in the notice
caught
| Campaign | 11V370 |
|---|---|
| Filed by | MACK TRUCKS, INC |
| System at fault | Power Train:Clutch Assembly:Pedal/Hand Lever(Motorcycle) |
| Reported to NHTSA | 21 July 2011 |
| Model years | 2010-2011 |
| Vehicles named | MACK CHU, MACK CXU, MACK PINNACLE (CHU), MACK PINNACLE (CXU) |
What the notice says today
The consequence
IF THE WELD FAILS, THE PEDAL SHAFT MAY WORK ITS WAY LOOSE AND POTENTIALLY CAUSE THE CLUTCH PEDAL TO FALL TO THE FLOOR, WHICH WOULD LIMIT THE DRIVER'S CONTROL OF THE VEHICLE INCREASING THE RISK OF A CRASH.
The remedy
DEALERS WILL REPLACE THE CLUTCH PEDAL SHAFT FREE OF CHARGE. THE SAFETY RECALL BEGAN ON AUGUST 29, 2011. OWNERS MAY CONTACT MACK TRUCKS AT 1-800-866-1177.
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
- Mack Chu recalls: 10 US campaigns
- Mack Cxu recalls: 8 US campaigns
- Mack Pinnacle (Chu) recalls: 20 US campaigns
- Mack Pinnacle (Cxu) recalls: 41 US campaigns
How to cite this record
Quoting the wording on this page means quoting a version, so the date belongs in the citation:
CarsMultiverse, recall 11V370, wording as read on 17 September 2026. https://carsmultiverse.com/recall/11v370/
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 11V370 on 17 September 2026, they were:
- Defect summary
2fd04969 - Consequence
08ed872e - Remedy
117b0959
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 11V370 · how the whole register is watched
Put this notice on your site
A small badge that links here and names the register's reference. It costs one line of HTML and needs no key.
The badge is free to use. It links to this page and nowhere else, and it never shows advertising.
Owners of these cars
No register publishes what happens after the letter. Owners do: tell us, in two taps.
Anonymous: no account, no cookie, nothing you type is stored beyond these choices. Figures appear once 3 owners have answered, and are published with the record under CC BY 4.0.