Mack Chu, Mack Cxu, Mack Granite (Gu), Mack Gu, Mack Pinnacle (Chu), Mack Pinnacle (Cxu), model years 2007 to 2015. Filed by Mack Trucks, Inc. and reported to NHTSA on 21 February 2014. 70,208 vehicles potentially affected.
What the notice says Mack Trucks, Inc. (Mack) notified the agency on February 20, 2014, that they are recalling certain model year 2010-2012 CHU, CXU, GU and TD vehicles manufactured from June 16, 2009, through July 8, 2011. While continuing to research the scope of the issue, Mack expanded the recall on November 18, 2014 to include …
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: SC0375. That is the number on the owner letter and on the dealer paperwork. 14V078 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 14V078 cover?
- Mack Chu, Mack Cxu, Mack Granite (Gu), Mack Gu, Mack Pinnacle (Chu), Mack Pinnacle (Cxu), Mack TD, model years 2007-2015.
- What is wrong with them?
- Mack Trucks, Inc. (Mack) notified the agency on February 20, 2014, that they are recalling certain model year 2010-2012 CHU, CXU, GU and TD vehicles manufactured from June 16, 2009, through July 8, 2011.
- What can happen if it is not put right?
- Deposits of contaminants may result in the circuits being bridged, creating a high resistance short, increasing the risk of a fire.
- Is there a fix yet?
- Yes, and it is free. Mack has notified owners, and dealers will inspect the EPDM. If contamination has occurred, dealers will replace the EPDM and address the leak, free of charge. Owners of model year 2010-2012 CHU, CXU, GU and TD vehicles were initially notified April 24, 2014.
- 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 SC0375, 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: “Deposits of contaminants may result in the circuits being bridged, creating a high resistance short, increasing the risk of a fire.”
affected
in the notice
caught
| Campaign | 14V078 |
|---|---|
| Filed by | Mack Trucks, Inc. |
| System at fault | Electrical System |
| Reported to NHTSA | 21 February 2014 |
| Model years | 2007-2015 |
| Vehicles named | MACK CHU, MACK CXU, MACK GRANITE (GU), MACK GU, MACK PINNACLE (CHU), MACK PINNACLE (CXU), MACK TD |
What the notice says today
The consequence
Deposits of contaminants may result in the circuits being bridged, creating a high resistance short, increasing the risk of a fire.
The remedy
Mack has notified owners, and dealers will inspect the EPDM. If contamination has occurred, dealers will replace the EPDM and address the leak, free of charge. Owners of model year 2010-2012 CHU, CXU, GU and TD vehicles were initially notified April 24, 2014. Owners affected by the recall expansions were notified in February 2015. Owners may contact Mack Trucks at 1-336-393-2000. Mack's number for this recall is SC0375.
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 1,836 notices in the record whose component field names electrical system. Across that group the median wait before owners were written to was 41 days.
Last checked . No change has been recorded in the wording.
The same recall in other countries
This campaign carries a manufacturer code that also appears in another country’s register, which means the same defect was recalled there too.
- Canada: Transport Canada recall 2014053, recorded 21 February 2014 (within a week of the American filing)
Matched on SC0375, the manufacturer’s own number for this campaign, which is the only field the registers share. Exact match, nothing paired on brand and date. The two dates are adjacent instruments rather than the same one, so a difference of a day or two means nothing.
How often the two countries file on the same day · The European alerts
The models named here, across their whole recall history
- Mack Chu recalls: 10 US campaigns
- Mack Cxu recalls: 8 US campaigns
- Mack Granite (Gu) recalls: 29 US campaigns
- Mack Gu recalls: 5 US campaigns
- Mack Pinnacle (Chu) recalls: 20 US campaigns
- Mack Pinnacle (Cxu) recalls: 41 US campaigns
- Mack TD recalls: 3 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 14V078, wording as read on 17 September 2026. https://carsmultiverse.com/recall/14v078/
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 14V078 on 23 August 2026, they were:
- Defect summary
e2e5cf40 - Consequence
2310576a - Remedy
6694dbe8
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 14V078 · how the whole register is watched
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Owners of these cars
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