2014 Mack Granite (GU): recalls and complaints

NHTSA lists 13 recall campaigns for the 2014 Mack Granite (GU). The newest campaign is 25V867000. NHTSA received the report on 15 Dec 2025. The NHTSA record gives the component Service Brakes, Air / Disc / Chamber. NHTSA has no complaint on file for this model year.

The NHTSA recall file shows no do-not-drive advisory and no park-outside advisory on these campaigns.

This page cannot show if a recall applies to one vehicle. The NHTSA VIN lookup shows the unrepaired recalls of one vehicle.

Remedy of the newest campaign, 25V867000, in the NHTSA record

Dealers will inspect and replace the brake chambers as necessary, free of charge. Owner letters were mailed April 14, 2026. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0491. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning December 22, 2025. Owners who received a remedy under Recall 15V804 (SC0398) must have the new remedy completed.

NHTSA VIN lookup

Complaint information entered into NHTSA’s Office of Defects Investigation vehicle owner's complaint database is used with other data sources to identify safety issues that warrant investigation and to determine if a safety-related defect trend exists.
NHTSA publishes these words. Source: NHTSA Datasets and APIs, section Complaints, read on 1 Oct 2026. Complaint file through 29 Mar 2018. Recall file through 29 Sep 2026.

Since the last update

No tracked figure of this page changed in a data update. What the log tracks

All updates to the register

Recall campaigns

13 campaigns, newest first. 159,412 units in total.

25V86700015 Dec 2025Service Brakes, Air / Disc / Chamber
16V92900023 Dec 2016Suspension / Front / Hub
16V09900019 Feb 2016Power Train / Driveline / Driveshaft
15V80400030 Nov 2015Service Brakes, Air / Disc / Chamber
15V70200026 Oct 2015Engine and Engine Cooling / Engine / Other Fuel Types / Turbo/Supercharger
15V69000022 Oct 2015Power Train / Axle Assembly
15V52800018 Aug 2015Service Brakes, Air / Supply / Reservoir/Tank
15V52200017 Aug 2015Electrical System / Wiring
14V20800018 Apr 2014Exterior Lighting / Turn Signal / Flasher Unit
14V07800021 Feb 2014Electrical System
13V49200017 Oct 2013Power Train / Axle Hubs
13V49300017 Oct 2013Steering
13V19500013 May 2013Service Brakes

25V867000Received 15 Dec 2025. 679 units.
Service Brakes, Air / Disc / Chamber
Defect, in the NHTSA record
Mack Trucks, Inc. (Mack) is recalling certain 2010-2016 Granite (GU) trucks. Vehicles remedied under Recall 15V804 (SC0398) may have had incorrect parts installed during subsequent repairs. The incorrect parts may cause a brake imbalance between the steer and drive axle brakes and the rear brakes to overheat.
Consequence, in the NHTSA record
Overheated brakes may cause a tire blowout or fire, increasing the risk of a crash.
Remedy, in the NHTSA record
Dealers will inspect and replace the brake chambers as necessary, free of charge. Owner letters were mailed April 14, 2026. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0491. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning December 22, 2025. Owners who received a remedy under Recall 15V804 (SC0398) must have the new remedy completed.
Report filed by Mack Trucks, Inc.. Manufacturer campaign number SC0491. Owner notification date in the NHTSA record: 14 Apr 2026.
16V929000Received 23 Dec 2016. 200 units.
Suspension / Front / Hub
Defect, in the NHTSA record
Mack Trucks, Inc. (Mack) is recalling certain model year 2012, 2014-2015 and 2017 Granite (GU), 2012-2017 Pinnacle (CHU, CXU), and 2013-2015 and 2017 Titan (TD) trucks manufactured January 7, 2011, to September 29, 2016. The affected vehicles were built with front wheel hubs that cannot support the gross axle weight rating of the front axle.
Consequence, in the NHTSA record
Overloaded front wheel hubs can result in premature failure of the hubs, bearings, and the related components, which can cause the front hub assembly to separate from the front axle. Because of this, the driver may lose control of the vehicle or parts may be dropped on the road, increasing the risk of a crash.
Remedy, in the NHTSA record
Mack will notify owners, and dealers will replace the hub assemblies, free of charge. The recall began on February 16, 2017. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0406.
Report filed by Mack Trucks, Inc.. Manufacturer campaign number SC0406. Owner notification date in the NHTSA record: 16 Feb 2017.
16V099000Received 19 Feb 2016. 33,981 units.
Power Train / Driveline / Driveshaft
Defect, in the NHTSA record
Mack Trucks, Inc. (Mack) is recalling certain model year 2012-2016 Granite (GU), Pinnacle (CHU, CXU), TerraPro (LEU, MRU), Titan (TD), and LR trucks manufactured from September 1, 2011, through September 8, 2015. The cap nut that retains the interaxle driveshaft yoke to the rear axle input shaft may loosen.
Consequence, in the NHTSA record
If he cap nut loosens and falls off, the yoke can separate from the axle input shaft and allow the drive shaft to disconnect, increasing the risk of a crash.
Remedy, in the NHTSA record
Mack will notify owners, and dealers will replace the cap nut. The input shaft threads will be inspected for damage. Any damaged input shaft will be replaced. These repairs will be performed free of charge. An interim notice was sent to owners on April 25, 2016. The recall began on June 7, 2016. Owners may contact Mack customer service at 1-610-709-2131. Mack's recall campaign number for this recall is SC0399.
Report filed by Mack Trucks, Inc.. Manufacturer campaign number SC0399. Owner notification date in the NHTSA record: 7 Jun 2016.
15V804000Received 30 Nov 2015. 679 units.
Service Brakes, Air / Disc / Chamber
Defect, in the NHTSA record
Mack Trucks, Inc. (Mack) is recalling certain model year 2010-2016 Granite 4X2 trucks manufactured September 17, 2009, to July 31, 2015. Due to a brake imbalance between the steer and drive axle brakes, the rear brakes may overheat.
Consequence, in the NHTSA record
If the rear brakes overheat there would be an increased risk of a tire blowout or a wheel-end fire.
Remedy, in the NHTSA record
Mack will notify owners, and dealers will replace either the brake chambers on the steer axles or the drive axles to correct the imbalance, free of charge. The recall began on January 27, 2016. Owners may contact Mack customer service at 1-800-528-6586. Mack's number for this recall is SC0398.
Report filed by Mack Trucks, Inc.. Manufacturer campaign number SC0398. Owner notification date in the NHTSA record: 27 Jan 2016.
15V702000Received 26 Oct 2015. 2,571 units.
Engine and Engine Cooling / Engine / Other Fuel Types / Turbo/Supercharger
Defect, in the NHTSA record
Mack Trucks, Inc. (Mack) is recalling certain model year 2010-2016 Granite (GU), LR, and TerraPro (LEU, MRU) trucks manufactured November 17, 2009 to October17, 2015. The affected trucks have engines with a turbocharger oil supply line that may contact or interfere with the turbocharger inlet elbow, clean air intake clamp, or the air fuel control tube, and result in an oil leak.
Consequence, in the NHTSA record
If the turbocharger oil supply line oil leaks in the proximity of the engine exhaust manifold there would be an increased risk of a fire.
Remedy, in the NHTSA record
Cummins will notify owners on behalf of Mack, and dealers will inspect for oil supply line interference or damage, eliminating the interference and replacing the oil supply line, as necessary, free of charge. The recall is expected to begin November 30, 2015. Owners may contact Cummins at 1-800-343-7357 or Mack customer service at 1-800-866-1177. Cummins' number for this recall is SC0396.
Report filed by Mack Trucks, Inc.. Manufacturer campaign number SC0396.
15V690000Received 22 Oct 2015. 8 units.
Power Train / Axle Assembly
Defect, in the NHTSA record
Mack Trucks, Inc. (Mack) is recalling certain model year 2014 Granite (GU) trucks manufactured January 1, 2013, to October 16, 2013, and equipped with certain drive axles manufactured by Marmon-Herrington. The affected axles are equipped with hex nuts on the flange yoke that may not have been properly tightened.
Consequence, in the NHTSA record
If the hex nuts are not tightened to specification, the driveshaft may disconnect from the drive axle, resulting in a loss of propulsion and increasing the risk of a crash.
Remedy, in the NHTSA record
Mack will notify owners, and dealers will inspect the hex nut, tightening it to proper torque, free of charge. The recall is expected to begin on November 30, 2015. Owners may contact Mack customer service at 1-800-528-6586. Mack's number for this recall is SC0397.
Report filed by Mack Trucks, Inc.. Manufacturer campaign number SC0397. Owner notification date in the NHTSA record: 9 Dec 2015.
15V528000Received 18 Aug 2015. 84 units.
Service Brakes, Air / Supply / Reservoir/Tank
Defect, in the NHTSA record
Mack Trucks, Inc. (Mack) is recalling certain model year 2011-2016 Granite (GU) trucks manufactured September 24, 2011, to July 1, 2015. The affected trucks may be equipped with an air brake system reservoir that does not have a sufficient volume. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 121, "Air Brake Systems."
Consequence, in the NHTSA record
If the air brake system reservoir has as insufficient volume, braking performance may be affected, increasing the risk of a crash.
Remedy, in the NHTSA record
Mack will notify owners, and dealers will add additional air brake reservoir volume, free of charge. The recall began on October 15, 2015. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0394.
Report filed by Mack Trucks, Inc.. Manufacturer campaign number SC0394. Owner notification date in the NHTSA record: 15 Oct 2015.
15V522000Received 17 Aug 2015. 62 units.
Electrical System / Wiring
Defect, in the NHTSA record
Mack Trucks, Inc. (Mack) is recalling certain model year 2013 and 2015 Titan (TD), model year 2014 and 2015 Pinnacle (CHU), and model years 2009-2010, 2012, and 2014-2016 Granite (GU) trucks. The chassis harness and air lines may not be properly clipped to the crossmember, which can allow the cables and air lines to fall and get twisted in the driveline.
Consequence, in the NHTSA record
If the electrical cables and air lines were to fall and get tangled in the driveline, it could affect the electrical system and braking system, increasing the risk of a vehicle crash.
Remedy, in the NHTSA record
Mack will notify owners, and dealers will inspect the vehicles and properly clip the harness and air lines, free of charge. The recall began on September 30, 2015. Owners may contact Mack customer service at 1-800-528-6586. Mack's number for this recall is SC0393.
Report filed by Mack Trucks, Inc.. Manufacturer campaign number SC0393. Owner notification date in the NHTSA record: 30 Sep 2015.
14V208000Received 18 Apr 2014. 44,047 units.
Exterior Lighting / Turn Signal / Flasher Unit
Defect, in the NHTSA record
Mack Trucks Inc. (Mack) is recalling certain model year 2010-2014 CHU, CXU, and MRU, 2007 CT and CV, 2008-2014 GU, and 2011-2014 LEU, and TD trucks manufactured February 28, 2006, through November 8, 2013, and equipped Hamsar Electronic Flasher. The hazard warning lights may fail.
Consequence, in the NHTSA record
A failure of the hazard warning lights could reduce the trucks visibility, increasing the risk of a crash.
Remedy, in the NHTSA record
Mack will notify owners, and dealers will replace the electronic flasher unit, free of charge. The recall will begin by mid-June 2014. Interim letters went out to owners on June 23, 2014. The recall began on July 25, 2014. Owners may contact Mack customer service at 1-866-298-6586. Mack's number for this recall is SC0379.
Report filed by Mack Trucks, Inc.. Manufacturer campaign number SC0379. Owner notification date in the NHTSA record: 25 Jul 2014.
14V078000Received 21 Feb 2014. 70,208 units.
Electrical System
Defect, in the NHTSA record
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 certain model year 2008-2009 and 2013-2014 CHU, CXU, GU and TD vehicles manufactured from June 16, 2009, through July 8, 2011. Having completed its investigation, Mack once again expanded the recall during February 2015 to include an additional 53,780 vehicles from model years 2007 and 2015. The recall now covers model year 2007-2015 includes CHU, CXU, GU and TD vehicles produced October 13, 2006, through October 3, 2014. In the affected vehicles, the Electronic Power Distribution Module (EPDM) may be contaminated from water leaks in, and around, the windshield. If exposed to water leaks, contaminants such as road salts may deposit on the EPDM.
Consequence, in the NHTSA record
Deposits of contaminants may result in the circuits being bridged, creating a high resistance short, increasing the risk of a fire.
Remedy, in the NHTSA record
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.
Report filed by Mack Trucks, Inc.. Manufacturer campaign number SC0375. Owner notification date in the NHTSA record: 24 Apr 2014.
13V492000Received 17 Oct 2013. 1,155 units.
Power Train / Axle Hubs
Defect, in the NHTSA record
Mack Trucks is recalling certain model year 2013-2014 CHU, CXU, GU, LEU, and MRU vehicles manufactured with pro-torque axle spindle nuts from August 28, 2012, through August 16, 2013. The pro-torque nut may not have been installed correctly, which may result in a loosening of the nut.
Consequence, in the NHTSA record
If the nut comes loose, the hub assembly may separate from the vehicle, increasing the risk of a crash.
Remedy, in the NHTSA record
Mack Trucks will notify owners, and dealers will inspect and repair the vehicles, as necessary, free of charge. The recall began on November 12, 2013. Mack's recall number is SC0371. Owners may contact Mack Trucks at 1-336-393-2000.
Report filed by Mack Trucks, Inc.. Manufacturer campaign number SC0371. Owner notification date in the NHTSA record: 12 Nov 2013.
13V493000Received 17 Oct 2013. 535 units.
Steering
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
A loose steering shaft would result in a loss of steering control, increasing the risk of a crash.
Remedy, in the NHTSA record
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.
Report filed by Mack Trucks, Inc.. Manufacturer campaign number SC0372. Owner notification date in the NHTSA record: 12 Dec 2013.
13V195000Received 13 May 2013. 5,203 units.
Service Brakes
Defect, in the NHTSA record
Mack Trucks, Inc. is recalling certain model year 2013-2014 CHU, CXU, GU, MRU, and LEU trucks manufactured July 16, 2012, through march 18, 2013 and equipped with drum brakes. The clevis pin for the brake slack adjuster may be missing a cotter pin. If the cotter pin is not installed, the clevis pin may loosen and fall out causing a loss of brake function on the affected wheel.
Consequence, in the NHTSA record
A loss of brake function at one wheel will lead to increased stopping distances and pulling to the left or right when braking, which may increase the risk of a crash.
Remedy, in the NHTSA record
Mack Trucks, Inc. will notify owners, and dealers will inspect the brake slack adjusters and install the brake hardware, as necessary, free of charge. An interim was mailed to owners on June 20, 2013. A second notice was mailed to owners on September 30, 2013. Owners may contact Mack Trucks at 1-800-528-6586. Mack Trucks' recall campaign number is SC0370.
Report filed by Mack Trucks, Inc.. Manufacturer campaign number SC0370. Owner notification date in the NHTSA record: 30 Sep 2013.

The campaign number opens the NHTSA record. Each quotation is the text of the NHTSA recall file.

Recall campaign: One recall in the NHTSA recall file, with one campaign number. A campaign can name many makes, models and model years.

Units: The number of vehicles or products that a recall can include. The manufacturer or the firm reports the number to the agency.

Complaints by component

The NHTSA complaint file has no complaint for this model year.

Investigations

The NHTSA investigation file has no investigation that names this model year.

Investigation: A study of a possible safety defect by the NHTSA Office of Defects Investigation. An investigation with no closing date in the NHTSA file is open.

Other model years

The number under each year is the number of recall campaigns.

A year without a link has fewer than 2 campaigns and fewer than 25 complaints. It has no page.

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Official channels

NHTSA VIN lookupNHTSA shows the unrepaired recalls of one vehicle from its VIN or its license plate.
NHTSA: report a safety problemThe NHTSA form for a complaint about a vehicle, a tire, a child seat or equipment.
NHTSA page of the 2014 Mack Granite (GU)The recalls, the complaints and the investigations that NHTSA shows for this model year.

Cite this page

Recall Register. 2014 Mack Granite (GU): recalls and complaints. https://recallregister.com/vehicle/mack/granite-gu/2014/. Source: NHTSA Office of Defects Investigation, recall, complaint and investigation files. Data through 29 Sep 2026.

Sources

Source: NHTSA Office of Defects Investigation
Licence: US government work, public domain
Recall file through: 29 Sep 2026
Complaint file through: 29 Mar 2018
First complaint in the file: 1 Jan 1995
Manufacturer in the recall file: Mack Trucks, Inc.

The NHTSA record is the authority. A complaint count is the number of different complaint numbers for the make, the model and the model year. How the register is made. Report an error.

Questions

How many units are in the recall campaigns for the 2014 Mack Granite (GU)?: 159,412 units in 13 campaigns. A campaign can name other models and model years, and its units include them.
How many recall campaigns does the Mack Granite (GU) have for all model years?: NHTSA lists 29 recall campaigns for the Mack Granite (GU), model years 2009 to 2023. 13 of them name the 2014 model year.
Is an NHTSA investigation of the 2014 Mack Granite (GU) open?: The NHTSA investigation file has no investigation that names this model year.