---
title: "MACK PIONEER PR (4) (2025) - Recall 25V801000 — NHTSA record 316548 | Is It on Recall"
description: "Mack Trucks, Inc. (Mack) is recalling certain 2025-2026 Pioneer vehicles. The load lock clamps, located on the back of the cab, may loosen and cause the load lo"
url: https://isitonrecall.com/recall/nhtsa-316548-mack-pioneer-pr-4-2025-recall-25v801000/
updated: 2026-10-01
site: "Is It on Recall"
language: en
---

[Recall archive](https://isitonrecall.com/archives/) / NHTSA

# MACK PIONEER PR (4) (2025) - Recall 25V801000 — NHTSA record 316548

Published notice; closure not supplied

A campaign record does not say whether this individual vehicle has received the remedy. Check the VIN with NHTSA or the manufacturer.

Source date Nov 20, 2025. Retrieved Oct 1, 2026. Last updated Oct 1, 2026.

Archive changed Oct 1, 2026. USDA FSIS records are unavailable; [check FSIS directly](https://www.fsis.usda.gov/recalls). [Source coverage and dates](https://isitonrecall.com/sources/).

## What the record says

- **Product**: MACK PIONEER PR (4) (2025) - Recall 25V801000
- **Reason**: Mack Trucks, Inc. (Mack) is recalling certain 2025-2026 Pioneer vehicles. The load lock clamps, located on the back of the cab, may loosen and cause the load lock bars to become unsecured. A loose or unsecured load lock bar can result in a loss of cargo, creating a road hazard and increasing the risk of a crash.
- **Classification**: Not supplied
- **Recalling firm**: Mack Trucks, Inc.
- **Quantity**: 46
- **Agency-reported status**: Published safety recall
- **Source record identifier**: 316548

[Open the official record](https://api.nhtsa.gov/recalls/campaignNumber?campaignNumber=25V801000)

## Lot and product identifiers

| Label field | Details supplied by the agency |
| --- | --- |
| Lot, code or applicability | Product applicability: MACK PIONEER PR (4); model year 2025. Check the model identifiers and, for a vehicle, the VIN on the official recall site. |

Match all identifying details in the current notice. A brand name alone is not enough.

## Distribution

Not supplied

No US distribution state could be established from this record. Check the official notice.

## Dates in the source

- **Report received**: Nov 20, 2025
- **Manufacturer start**: Oct 22, 2024
- **Owner notification**: Dec 18, 2025
- **Record created**: Nov 20, 2025

FDA company pages use the listing date; enforcement records use initiation dates; CPSC uses recall date; NHTSA uses report-received date. These dates are not interchangeable.

## What to do next

Dealers will replace the load lock clamps, free of charge. Owner notification letters were mailed December 18, 2026. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0489. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning November 27, 2025.

[Read the current instructions](https://api.nhtsa.gov/recalls/campaignNumber?campaignNumber=25V801000)

Use [NHTSA's VIN check](https://www.nhtsa.gov/recalls) to check an individual vehicle and its remedy status.

## Related records

[Vehicles records](https://isitonrecall.com/product/cars/) [Vehicles and equipment records](https://isitonrecall.com/category/vehicles/) [Mack Trucks, Inc. records](https://isitonrecall.com/brand/mack-trucks-inc/)