2026 MACK GRANITE GR (4) — Problems, Recalls & Safety Data
N/A
Safety Rating
0
Owner Complaints
2
Recalls
1
Service Bulletin
0
Investigations
Overview of the 2026 MACK GRANITE GR (4)
The 2026 MACK GRANITE GR (4) has received a total of 0 safety complaints filed with the National Highway Traffic Safety Administration (NHTSA). There have been 3 recall campaigns affecting this vehicle, covering issues with SERVICE BRAKES, AIR:DRUM, EQUIPMENT:OTHER:LABELS. 1 technical service bulletin have been issued by Mack Trucks, Inc. for this model year.
Recalls for the 2026 MACK GRANITE GR (4)
NHTSA has recorded 3 recalls for the 2026 MACK GRANITE GR (4), potentially affecting up to 46 vehicles.
Recall 25V495000 — SERVICE BRAKES, AIR:DRUM
| 36 vehicles affected
Defect: Mack Trucks, Inc. (Mack) is recalling certain 2026 Mack GR trucks. The brake drum and steer axle combination are incompatible, which may cause a loss of brake function. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 121, "Air Brake Systems."
Consequence: Reduced brake function can extend the distance required to stop, increasing the risk of a crash.
Remedy: Dealers will replace the steer axle brake drums, free of charge. Owner notification letters were mailed August 27, 2025. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0482.
View full details →Recall 25V352000 — SERVICE BRAKES, AIR:DRUM
| 5 vehicles affected
Defect: Mack Trucks, Inc. (Mack) is recalling certain 2026 Granite trucks. The incorrect drive axle brake drums were installed, resulting in an incorrect load rating on the door jamb label.
Consequence: Incorrect weight rating information on the door can result in overloading the axles, increasing the risk of a crash.
Remedy: Dealers will replace the brake drums, free of charge. Owner notification letters were mailed June 16, 2025. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0472.
View full details →Recall 25V352000 — EQUIPMENT:OTHER:LABELS
| 5 vehicles affected
Defect: Mack Trucks, Inc. (Mack) is recalling certain 2026 Granite trucks. The incorrect drive axle brake drums were installed, resulting in an incorrect load rating on the door jamb label.
Consequence: Incorrect weight rating information on the door can result in overloading the axles, increasing the risk of a crash.
Remedy: Dealers will replace the brake drums, free of charge. Owner notification letters were mailed June 16, 2025. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0472.
View full details →Owner Complaints for the 2026 MACK GRANITE GR (4)
No complaints have been filed with NHTSA for the 2026 MACK GRANITE GR (4).
Safety Rating for the 2026 MACK GRANITE GR (4)
NHTSA has not yet tested the 2026 MACK GRANITE GR (4) in its New Car Assessment Program.
Technical Service Bulletins for the 2026 MACK GRANITE GR (4)
Mack Trucks, Inc. has issued 1 technical service bulletin (TSBs) for the 2026 MACK GRANITE GR (4). TSBs are notices sent by manufacturers to their dealers describing a known issue and the recommended repair procedure.
CBR 407 072025 — SERVICE BRAKES
CBR - To correct the MID136 SID 66 FMI 7 fault code the latest Bendix VCP file will need to downloaded.
NHTSA Investigations for the 2026 MACK GRANITE GR (4)
There are no NHTSA defect investigations on record for this vehicle.
Other Model Years of the MACK GRANITE GR (4)
- 2026 MACK GRANITE GR (4) (current)
Other MACK Models
- MACK MACK — 35 total complaints
- MACK ANTHEM (AN) — 12 total complaints
- MACK CXU612 — 12 total complaints
- MACK CX613 — 10 total complaints
- MACK GRANITE (GR) — 10 total complaints
- MACK CH600 — 9 total complaints
- MACK GU — 9 total complaints
- MACK RD — 8 total complaints