RecallPulseUpdated Oct 9, 2026

2024–2025 Mack LR: Electrical System recall

NHTSA campaign 24V232000 · 106 units potentially affected · filed Mar 27, 2024

What's wrong

Mack Trucks, Inc. (Mack) is recalling certain 2024-2025 LR natural gas vehicles. The methane detector may be inoperative due to a missing fuse.

Why it matters

An inoperative methane detector can fail to detect a gas leak, increasing the risk of a fire or injury.

The fix

Dealers will install a fuse, free of charge. Owner notification letters were mailed April 10, 2024. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0461.

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.

Recall details

NHTSA campaign
24V232000
Manufacturer no.
SC0461
Manufacturer
Mack Trucks, Inc.
Component
ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS
Units affected
106
Report received
Mar 27, 2024
Owner letters
Apr 10, 2024
Type
Vehicle

Check whether your vehicle is included with the official NHTSA VIN lookup or your dealer. Repairs for safety recalls are free.

Vehicles covered