The Family of Medium Tactical Vehicles (FMTV) Technical Manual (TM) series offers comprehensive instructions for operating and maintaining the U.S. Army's 2.5-ton LMTV and 5-ton MTV, organized by operator (-10), unit maintenance (-20), and parts (-24P) levels. These manuals cover key systems including the Caterpillar engine, Allison transmission, and Central Tire Inflation System (CTIS), with detailed troubleshooting and Preventive Maintenance Checks and Services (PMCS).

The FMTV manual is exhaustive. It covers everything from basic Operator Maintenance (Level 10) to complex Unit Maintenance (Level 20) System Overviews:

Before diving into the books, a quick refresher. The Family of Medium Tactical Vehicles includes the 2.5-ton Light Medium Tactical Vehicle (LMTV) and the 5-ton Medium Tactical Vehicle (MTV). Manufactured originally by Stewart & Stevenson, then Armor Holdings, and currently Oshkosh Defense, these vehicles form the backbone of the US Army’s tactical transport.

Military technical manuals follow a standardized numbering system to help users quickly identify the correct documentation for their equipment. For the FMTV, you will often see codes like : 9 : Indicates the Ordnance branch.

Beyond the grease and gears, these manuals represent a commitment to sustainability and self-reliance

The Technical Manual (TM) is a critical resource for the operation, maintenance, and deployment of the Army’s primary medium truck fleet. These manuals provide the authoritative procedures for a wide range of vehicles, including the 2.5-ton Light Medium Tactical Vehicle (LMTV) and the 5-ton Medium Tactical Vehicle (MTV). Core Manual Types