The problem
Mack Trucks, Inc. (Mack) is recalling certain 2022-2024 Granite vehicles. The air tanks have an insufficient volume of air for the brake system. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 121, "Air Brake Systems."
The risk
Insufficient air volume can reduce braking performance and increase the risk of a crash.
The fix
Dealers will add additional air tank volume, free of charge. Owner notification letters were mailed March 14, 2024. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0458.
Contacts
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
What to do
- Check your VIN. Enter it at nhtsa.gov/recalls - it shows whether this recall applies to your vehicle and whether the repair has been done.
- Call a dealer. Any authorized Mack dealer will do the repair free, whether or not you bought the vehicle there. Quote campaign 24V122000.
- Ask about parts and a loaner. If parts aren't available yet, ask what to do in the meantime.
- Keep your paperwork. If you paid for this repair before the recall, you may be able to get reimbursed - here's how.