NHTSA vehicle safety data

2021 Mack GRANITE (GR) Recalls, Ratings & Complaints

The 2021 Mack GRANITE (GR) has 9 NHTSA recall campaigns and 0 owner complaints on file as of October 16, 2026. Recall repairs are usually free at an authorized Mack dealer.

NHTSA recall and complaint data for the 2021 Mack GRANITE (GR). Recall data is refreshed daily from NHTSA.

SEAT BELTS:FRONT:ANCHORAGE

NHTSA #25V666000

Reported October 6, 2025 · Mack Trucks, Inc.

Potentially affected: 15,841 vehicles

Defect description

Mack Trucks, Inc. (Mack) is recalling certain 2020-2025 Mack MD, 2019-2025 Anthem, Granite, 2024 MD Electric, and 2025 Pinnacle trucks equipped with a passenger bench seat. The seat belt anchorage bracket may be improperly welded. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 210, "Seat Belt Assembly Anchorages."

Safety consequence

An improperly welded seat belt anchorage bracket can detach during a crash, increasing the risk of injury.

Manufacturer remedy

Dealers will install a reinforcement plate, free of charge. Owner letters were mailed January 21, 2026. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0485. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning October 13, 2025.

SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE

NHTSA #24V792000

Reported October 23, 2024 · Mack Trucks, Inc.

Potentially affected: 59,338 vehicles

Defect description

Mack Trucks, Inc. (Mack) is recalling certain 2020-2025 Anthem, Granite, TerraPro and Pinnacle vehicles, equipped with Bendix EC80 Advanced Electronic Control Units (ECU). Electrical noise and low signal to the power line carrier may cause the ECU to incorrectly process commands or stop working.

Safety consequence

Safety systems that depend on the ECU (Automatic Traction Control, ABS, Electronic Stability Control, Active Cruise Control, and Collison Mitigation System) may have diminished or lost functionality, increasing the risk of a crash.

Manufacturer remedy

Dealers will reprogram the ECU software, free of charge. Owner notification letters were mailed December 9, 2024. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0472.

Notes

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 nhtsa.gov.

TIRES

NHTSA #24V773000

Reported October 18, 2024 · Mack Trucks, Inc.

Potentially affected: 49 vehicles

Defect description

Mack Trucks, Inc. (Mack) is recalling certain 2019-2025 GR and 2018 GU Granite vehicles equipped with non-DOT tested tires. The tires may not have been DOT tested and confirmed to be sufficient for the vehicles. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 119, "New Pneumatic Tires - Other Than Passenger Cars."

Safety consequence

Insufficient tires can fail, increasing the risk of a crash.

Manufacturer remedy

Dealers will inspect and replace the tires as necessary, free of charge. Owner notification letters were mailed November 6, 2024. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0471.

Notes

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 nhtsa.gov.

EXTERIOR LIGHTING:TURN SIGNAL

NHTSA #23V600000

Reported August 25, 2023 · Mack Trucks, Inc.

Potentially affected: 27,418 vehicles

Defect description

Mack Trucks, Inc. (Mack) is recalling certain 2015-2023 GU and GR vehicles. The turn signals may be positioned incorrectly, reducing their visibility. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."

Safety consequence

Low turn signal visibility may not alert other drivers to a turning vehicle, increasing the risk of a crash.

Manufacturer remedy

Dealers will add additional turn signal lighting, free of charge. Owner letters were mailed September 25, 2024. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0448.

Notes

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.

STEERING

NHTSA #22V401000

Reported June 7, 2022 · Mack Trucks, Inc.

Potentially affected: 5,644 vehicles

Defect description

Mack Trucks, Inc. (Mack) is recalling certain 2021-22 Granite, Anthem, LR, Pinnacle, and Terrapro tractor trailers. The steering gears may have been assembled incorrectly, which can cause the gear to fracture.

Safety consequence

A fractured steering gear can cause a loss of steering control, increasing the risk of a crash.

Manufacturer remedy

Dealers will replace the steering gear, free of charge. Owner notification letters were mailed on July 29, 2022. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0437.

Notes

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.

STEERING:HYDRAULIC POWER ASSIST:PUMP

NHTSA #21V856000

Reported November 3, 2021 · Mack Trucks, Inc.

Potentially affected: 79 vehicles

Defect description

Mack Trucks, Inc. (Mack) is recalling certain 2021 Granite and LR vehicles. A machining defect may cause pressure to build in the power steering pump and break the shaft seal, resulting in a loss of power steering assist.

Safety consequence

A loss of power steering assist increases the risk of a crash.

Manufacturer remedy

Dealers will replace the power steering pump, free of charge. Owner notification letters were mailed on December 10, 2021. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0432.

Notes

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.

SERVICE BRAKES, AIR

NHTSA #21V573000

Reported July 27, 2021 · Mack Trucks, Inc.

Potentially affected: 124 vehicles

Defect description

Mack Trucks, Inc. (Mack) is recalling certain 2021 Granite, LR, and TerraPro vehicles. The rear drive axle may have the incorrect type of brake cam installed, which could result in inoperative rear axle brakes.

Safety consequence

Inoperative rear axle brakes can increase the distance required to stop, increasing the risk of a crash.

Manufacturer remedy

Dealers will inspect the brake cams, and incorrect brake cams will be replaced, along with brake shoes, hardware, and wheel seals, as necessary, free of charge. Owner notification letters were mailed on August 10, 2021. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0427.

Notes

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.

WHEELS

NHTSA #21V416000

Reported June 2, 2021 · Mack Trucks, Inc.

Potentially affected: 307 vehicles

Defect description

Mack Trucks, Inc. (Mack) is recalling certain 2021-2022 Anthem, Granite, and Pinnacle vehicles. The hubcap compression spring can cause the hubcap to separate.

Safety consequence

A separated hubcap can create a road hazard, increasing the risk of a crash.

Manufacturer remedy

Dealers will remove the hubcap, free of charge. Owner notification letters were mailed June 30, 2021. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0425.

Notes

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.

ELECTRONIC STABILITY CONTROL (ESC):CONTROL MODULE:SOFTWARE

NHTSA #21V233000

Reported April 1, 2021 · Mack Trucks, Inc.

Potentially affected: 557 vehicles

Defect description

Mack Trucks, Inc. (Mack) is recalling certain 2018-2022 Anthem (AN), Granite (GR/GU), and Pinnacle (CHU/CXU/PI) vehicles equipped with "camelback" rear suspension and electronic stability control. The vehicles may not stay in their lane at certain speeds. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 136, "Electronic Stability Control Systems on Heavy Vehicles."

Safety consequence

A vehicle that drifts out of its lane increases the risk of a crash.

Manufacturer remedy

Mack will notify owners, and dealers will reprogram the vehicle control units, free of charge. The recall began on April 21, 2021. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0423.

Notes

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.safercar.gov.

Other Mack GRANITE (GR) model years

Check your 2021 Mack GRANITE (GR) VIN

Not every recall applies to every VIN in a given year. Enter the 17-character VIN from your Mack GRANITE (GR) at nhtsa.gov/recalls to see whether your specific vehicle has an unrepaired recall.

Check a Mack VIN