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Mack Granite (Gu), Mack Pinnacle (Cxu), model year 2014. Filed by Mack Trucks, Inc. and reported to NHTSA on 17 October 2013. 535 vehicles potentially affected.

What the notice says Mack Trucks is recalling certain model year 2014 CXU and GU model vehicles manufactured May 10, 2013, through June 12, 2013. The upper and lower steering shaft pinch bolts may have not been torqued to specification. This may cause the steering shaft to come loose.

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.

CarsMultiverse/Recalls

Mack's own number for this recall: SC0372. That is the number on the owner letter and on the dealer paperwork. 13V493 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 13V493 cover?
Mack Granite (Gu), Mack Pinnacle (Cxu), model year 2014.
What is wrong with them?
Mack Trucks is recalling certain model year 2014 CXU and GU model vehicles manufactured May 10, 2013, through June 12, 2013. The upper and lower steering shaft pinch bolts may have not been torqued to specification. This may cause the steering shaft to come loose.
What can happen if it is not put right?
A loose steering shaft would result in a loss of steering control, increasing the risk of a crash.
Is there a fix yet?
Yes, and it is free. Mack Trucks will notify owners, and dealers will inspect the steering shaft pinch bolts and retorque them as necessary, free of charge. The recall began on December 11, 2013. Mack's recall number is SC0372. Owners may contact Mack Trucks at 1-336-393-2000.
What should I do now?
Check your own vehicle by its VIN with NHTSA, which is the record to act on. Mack calls this recall SC0372, 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: “A loose steering shaft would result in a loss of steering control, increasing the risk of a crash.”

535vehicles potentially
affected
2models named
in the notice
0rewrites we have
caught
reported 17 October 2013owners told 12 December 2013today
The defect reached the regulator on 17 October 2013. Owners were written to 56 days later, on 12 December 2013. The median across the 14,869 American recalls that carry both dates is 41 days, and nine in ten owners are written to within 107. This campaign took longer than most.
Campaign13V493
Filed byMack Trucks, Inc.
System at faultSteering
Reported to NHTSA17 October 2013
Model years2014-2014
Vehicles namedMACK GRANITE (GU), MACK PINNACLE (CXU)

What the notice says today

The consequence

A loose steering shaft would result in a loss of steering control, increasing the risk of a crash.

The remedy

Mack Trucks will notify owners, and dealers will inspect the steering shaft pinch bolts and retorque them as necessary, free of charge. The recall began on December 11, 2013. Mack's recall number is SC0372. Owners may contact Mack Trucks at 1-336-393-2000.

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 745 notices in the record whose component field names steering. Across that group the median wait before owners were written to was 39 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 13V493, wording as read on 17 September 2026. https://carsmultiverse.com/recall/13v493/

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.

Other Mack notices we hold

All 14 Mack campaigns we hold · Every manufacturer in the record

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 13V493 on 23 August 2026, they were:

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 13V493 · 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 Mack Pinnacle (Cxu), in all seven, is kept on that vehicle's own page, with the newest in each.

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NHTSA 13V493, Mack Granite (Gu) and 1 more, every version kept at CarsMultiverse

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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.

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