MOS 91B—Wheeled Vehicle Mechanic

Qualifications for initial award of MOS 91B, Wheeled Vehicle Mechanic:

PULHES: 222222
Physical Demands Rating: very heavy
Required ASVAB Score: MM: 87 & GT: 85 or MM: 92
Enlistment Bonus: None
Security Clearance: None
U.S. Citizenship: Not Required
AIT Length / Location: 12 weeks, 1 day at Aberdeen Proving Ground, Maryland
Other Requirements

Wheeled Vehicle Mechanic (MOS 91B) Description / Major Duties:

The wheeled vehicle mechanic supervises and performs field and sustainment level maintenance and recovery operations on light and heavy wheeled vehicles, their associated trailers and material handling equipment (MHE).

Duties for MOS 91B at each skill level are:

MOSC 91B1O. Maintains wheeled vehicles, their associated trailers and MHE systems to include: use of applicable references, inspecting, servicing, maintaining, repairing, replacement, adjusting and testing of wheeled vehicles and MHE systems, subsystems and components such as: power plant/packs, compression ignition engines and engine fuel systems, air induction and exhaust systems and cooling systems. Vehicle chassis and powertrain components including, frame crossmembers, clutches assemblies, transmissions, transfers, final drives, propeller shaft assemblies, brake systems, steering systems, suspensions systems, fifth wheel assemblies, wheeled vehicle crane, hoist and winch assemblies, and hydraulic systems. Automotive electrical systems including wiring harness, starting and charging systems. Perform wheeled vehicle recovery operations.

MOSC 91B2O. Performs duties assigned in preceding skill level, supervises and provides technical guidance to lower grade Soldiers in the accomplishment of their duties. Conduct in-process inspection/troubleshooting procedures, during repairs and overhaul of engines, transmissions and power train major assemblies and components, hydraulic system and fuel system components. Supervise recovery team performance of wheeled vehicle recovery operations.

MOSC 91B30. Performs duties assigned in preceding skill level, supervises and provides technical guidance to lower grade Soldiers in the accomplishment of their duties. Supervise compliance with shop safety program and use, maintenance and security of hand and shop power tools. Supervises and performs diagnostic troubleshooting to determine maintenance repair criteria using Test Measurement Diagnostic Equipment (TMDE). Performs equipment classification inspections and annotate and submit appropriate forms and documents. Supervise wheeled vehicle recovery operations. Perform battlefield damage and assessment and repair (BDAR).

Other Requirements for Award of MOS 91B:

(1) Normal Color Vision.

(2) Current equipment qualification record for all types of equipment maintained.

(3) Formal training (completion of MOS 91B course conducted under the auspices of the USA Ordnance Center and School) mandatory; or meet the civilian acquired skills criteria listed per paragraph (a) below or a waiver approved by the Commandant, U.S. Army Ordnance Center and Schools.

(a) ACASP qualification criteria. Must have 2 years of experience or a combination of formal training and experience totaling 2 years in the maintenance and repair of gasoline, diesel, electric-powered light and heavy wheeled vehicle equipment; be certified as civil service-rated wheeled vehicle repairman; or possess two or more Automotive Service Excellence (ASE) certifications in the automotive or truck area.

Additional Skill Identifiers for MOS 91B:

A4—Automotive Electrical System Repair (personnel only).
H8—Recovery Operations.
N8—Combat Service Support Automation Management Office (CSSAMO) (skill level 2 thru 4 only).
R1—Rough Terrain Container Handler (RTCH).
R4—Stryker Armored Vehicle Operations/Maintenance (Rescinded on 1110).

Article Last Modified: February 20, 2011

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