The Recall Desk
SevereNHTSA·15V690000·Announced 2015-10-22

Mack Trucks Recalls 2014 Granite Trucks for Drive Axle Nut Issue

Mack Trucks is recalling 2014 Granite trucks because improperly tightened hex nuts on the drive axle may cause the driveshaft to disconnect, increasing crash risk.

What this means for you

Illness, injury, or structural failure has been reported. Stop using the product immediately and contact the manufacturer for a refund or repair.

Our severity reasoning: The recall involves a structural vehicle defect (drive axle/driveshaft) that can lead to loss of propulsion and increased crash risk, meeting the criteria for a Severe rating.

Plain-English summary

Mack Trucks, Inc. is recalling certain model year 2014 Granite (GU) trucks manufactured between January 1, 2013, and October 16, 2013. These vehicles are equipped with specific drive axles manufactured by Marmon-Herrington. The recall addresses a defect where hex nuts on the flange yoke may not have been properly tightened.

If the hex nuts are not tightened to specification, the driveshaft may disconnect from the drive axle. This failure results in a loss of propulsion and increases the risk of a crash. No specific number of affected units is provided in the source text.

Mack will notify owners, and dealers will inspect the hex nut and tighten it to proper torque free of charge. The recall was expected to begin on November 30, 2015. Owners may contact Mack customer service at 1-800-528-6586 or the NHTSA Vehicle Safety Hotline at 1-888-327-4236.

The recalled product

Product
MACK GRANITE (GU)
Brand
MACK
Manufacturer
Mack Trucks, Inc.
Category
Vehicle — Truck
Hazard
Affected units
8

Is your product affected?

Check your packaging against the codes below. If any of them match, the product is part of this recall.

Model numbers (1)

  • GRANITE (GU)

Distribution

Distributed nationwide across the United States.

Related recalls

Same brand · MACK

Same manufacturer · Mack Trucks, Inc.

See all →

Same hazard · loss of propulsion

See all →