Students study JLTV electrical systems
U.S. Army Reserve Staff Sgt. Allan Zink, assigned to the 11th Expeditionary Combat Aviation Brigade based in Fort Carson, and a military technician based at the Equipment Concentration Site-42, waits for the On-board Diagnostic computer to boot up in order to learn a faulty active service code of a Joint Light Tactical Vehicle during the JLTV Phase One course at the 88th Readiness Division Fort McCoy, Wis., Draw Yard May 4, 2022. (U.S. Army Reserve photo by Sgt. 1st Class Clinton Wood).