Vehicle recall 25V026000 · January 21, 2025
Mack Pinnacle (PI/PN) and Pioneer PR (4)
The air tanks have an insufficient volume of air for the brake system.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- Mack Trucks, Inc. (Mack) is recalling certain 2024-2025 Pinnacle (PI/PN) trucks. 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."
- Consequence
- Insufficient air volume can reduce braking performance and increase the risk of a crash.
- Remedy
- Dealers will install the correct volume air tanks, free of charge. Owner notification letters were mailed February 10, 2025. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0473.
- Notes
- Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-888-275-9171) or go to nhtsa.gov.
Recall details
- NHTSA campaign
- 25V026000
- Reported to NHTSA
- January 21, 2025
- Filed by
- Mack Trucks, Inc.
- Manufacturer campaign
- SC0473
- Owner notification
- February 10, 2025
- Vehicles potentially affected
- 21
- Initiated by
- the manufacturer
- Components
- Service brakes, air › Supply › Reservoir/tank
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Mack Pinnacle (PI/PN) (2024): 2024
- Mack Pioneer PR (4) (2025): 2025
Has your Mack been repaired?
Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.
NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Mack dealer can also check your VIN. Recall repairs are free.