CarRecallWatchThe 2025 Mack Pioneer PR (4) has 12 safety recalls on file with NHTSA.
2025 Mack Pioneer PR (4) recalls
Grille and Intake Bezels May Detach, Creating Road Hazard
The intake and grille bezels on certain vehicles may detach from the truck.
Brake Modulator Wiring Can Short, Disabling ABS and Stability Control
Certain heavy trucks may have unprotected electrical connectors on the rear brake modulators.
Trailer turn signals may fail, raising crash risk
Some Mack trailers may have turn signals that do not work properly.
Loose Load Lock Clamps Can Release Cargo on the Road
Certain trucks have load lock clamps on the back of the cab that may loosen over time.
Automatic high beams may not dim for oncoming traffic
Certain 2025 and 2026 Mack trucks have a lighting control software problem.
Trailer Lights May Not Illuminate, Raising Crash Risk
The lighting control module in certain vehicles may have been improperly manufactured.
Steering May Fail, Risking Loss of Control and Crash
Certain 2025 Mack Anthem and 2025-2026 Mack Pioneer trucks may have a malfunction in the dynamic steering and oversteer guidance feature.
Air Brake Tanks May Be Too Small, Reducing Stopping Power
Certain 2024-2025 Mack Pinnacle trucks may have air tanks that do not hold enough air volume for the brake system.
Braking and stability systems may fail, raising crash risk
Certain Mack trucks are equipped with a Bendix EC80 Advanced Electronic Control Unit (ECU) that may be affected by electrical noise and a low signal on the power line carrier.
Loose Seat and Seat Belt Bolts Could Fail in a Crash
Certain heavy trucks with RollTek driver's seats may have had the seat pedestal and seat belt attachment bolts improperly tightened at the factory.
Steering tie rod ball stud may fail and separate
A tie rod ball stud in the steering linkage of certain 2025 heavy-duty Mack trucks may have been improperly heat treated, so it can fail.
Steering Can Suddenly Fail, Increasing Crash Risk
Certain tie rod assemblies may contain an improperly heat-treated ball stud.
2025 Mack Pioneer PR (4) questions
Does the 2025 Mack Pioneer PR (4) have any recalls?
Yes. NHTSA lists 12 safety recalls for the 2025 Mack Pioneer PR (4): Grille and Intake Bezels May Detach, Creating Road Hazard; Brake Modulator Wiring Can Short, Disabling ABS and Stability Control; Trailer turn signals may fail, raising crash risk; Loose Load Lock Clamps Can Release Cargo on the Road; Automatic high beams may not dim for oncoming traffic. Recall repairs are normally free at an authorized dealer.
How do I check if a recall on my 2025 Mack Pioneer PR (4) has been fixed?
Enter your 17-character VIN in our VIN recall check. It shows open recalls that have not been repaired on your specific vehicle. Recall repairs are normally free at an authorized dealer.