Mack Trucks, Inc.: ECU Software Error May Cause Unexpected Vehicle Movement/FMVSS 102 (26V139000)
Mack Trucks, Inc.: ECU Software Error May Cause Unexpected Vehicle Movement/FMVSS 102 (26V139000). Its units affected of 775 is above the median of 533 (54th percentile). Dated 238 days ago, it serves as a historical benchmark. Score 20/100. As of 2026-11-03, from U.S. National Highway Traffic Safety Administration (NHTSA) recalls, via data.transportation.gov.
Data as of · Compiled by Zalwin from U.S. National Highway Traffic Safety Administration (NHTSA) recalls, via data.transportation.gov
units affected: 775 · 54th percentile of 871 NhtsaRecallPulse records · 1.5x the median
Free preview: all 12 published fields of this record are shown below. Locked: 499 related NhtsaRecallPulse records and the 5-column CSV export.
| Field | Value |
|---|---|
| Manufacturer | Mack Trucks, Inc. |
| Subject | ECU Software Error May Cause Unexpected Vehicle Movement/FMVSS 102 |
| NHTSA ID | 26V139000 |
| Manufacturer campaign | SC0492 |
| Recall type | Vehicle |
| Component | ENGINE AND ENGINE COOLING |
| Units potentially affected | 775 |
| Do not drive | No |
| Park outside | No |
| Defect | 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." |
| Consequence | Starting the vehicle while in gear may cause unexpected vehicle movement, increasing the risk of a crash or injury. |
| 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. |
| units affected percentile | 54th of 871 (median 533, 1.5x median) |
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| CRM-ready export with official source URLs | 🔒 Click to unlock → |
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CSV columns: Manufacturer · Subject · Component · Units · Received · official source URL
- Source agency: U.S. National Highway Traffic Safety Administration (NHTSA) recalls, via data.transportation.gov
- Record date: 2026-03-11
- Data refreshed: 2026-11-03
- Refunds on request within 14 days
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LIVE PUBLIC DATA Source: U.S. National Highway Traffic Safety Administration (NHTSA) recalls, via data.transportation.gov · Last refreshed: Tue, 03 Nov 2026 18:08:10 GMT
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Peer benchmark and outreach value: Mack Trucks, Inc. and 782 Vehicle peers
- Vehicle NhtsaRecallPulse records like this one: 782
- Mack Trucks, Inc.'s units affected: 54th percentile of 871 records
- Timing: Low: older than 30 days
- Estimated pipeline if you contact every Vehicle peer: $156,400 (peers × rate × deal size; an estimate from your assumptions, not a forecast)
20 / 100 Recall Urgency Score
- 775 units affected.
What is the NhtsaRecallPulse record for Mack Trucks, Inc.?
Mack Trucks, Inc. recall 26V139000: ECU Software Error May Cause Unexpected Vehicle Movement/FMVSS 102, 775 units.
How does Mack Trucks, Inc. compare to other NhtsaRecallPulse records?
Its units affected of 775 sits in the upper half (54th percentile) of 871 records; the median is 533. It is 238 days old; check the official source for later updates before acting. Its Recall Urgency Score of 20/100 is modest; treat it as background rather than a priority.
Mack Trucks, Inc. vs. top 3 peers
| Organization | Location | Amount | Percentile | Record date |
|---|---|---|---|---|
| Mack Trucks, Inc. | Vehicle | 775 | 54th | 2026-03-11 |
| Autocar, LLC | Vehicle | 1,339 | 59th | 2026-10-21 |
| Yamaha Motor Corporation, USA | Vehicle | 2,715 | 65th | 2025-11-13 |
| Ford Motor Company | Vehicle | 10,001 | 76th | 2026-08-25 |
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Vehicle safety recalls: engine and engine cooling Mack Trucks, Inc. safety recalls
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Recall data comes from NHTSA and is summarized automatically; check the official notice and VIN lookup before acting. Informational only.