NHTSA vehicle safety data
2027 Mack TERRAPRO (TE) Recalls, Ratings & Complaints
The 2027 Mack TERRAPRO (TE) has 1 NHTSA recall campaign 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 2027 Mack TERRAPRO (TE). Recall data is refreshed daily from NHTSA.
ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE
NHTSA #26V139000Reported March 11, 2026 · Mack Trucks, Inc.
Potentially affected: 775 vehicles
Defect description
Mack Trucks, Inc. (Mack) is recalling certain 2022-2027 TerraPro trucks. The engine control unit (ECU) software may allow the engine to start when the transmission is not in Neutral. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 102, "Transmission Shift Lever Sequence, Starter Interlock, and Transmission Braking Effect."
Safety consequence
Starting the vehicle while in gear may cause unexpected vehicle movement, increasing the risk of a crash or injury.
Manufacturer remedy
Dealers will update the ECU software, free of charge. Owner notification letters were mailed April 14, 2026. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0492. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov March 18, 2026.
Other Mack TERRAPRO (TE) model years
Check your 2027 Mack TERRAPRO (TE) VIN
Not every recall applies to every VIN in a given year. Enter the 17-character VIN from your Mack TERRAPRO (TE) at nhtsa.gov/recalls to see whether your specific vehicle has an unrepaired recall.
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