Truck Repair Case Studies
Anonymized examples drawn from completed MTG service records. These cases show the complaint, diagnosis, repair, and outcome while keeping customer, VIN, invoice, and pricing information private.
Freightliner Cascadia Driveline Repair — Brush, CO
During the roadside inspection, the technician found that a driveshaft U-joint cap had come loose.
Read repair caseTrailer Air Bag Leak Repaired near Wiggins, CO
The mobile technician inspected the suspension and found a hole in the passenger-side rear air spring that was causing the leak.
Read repair caseTrailer Wheel Seal & Slack Adjuster Repair — Brush, CO
The brake component was removed for matching, while the rear hub was disassembled so the bearings, races, wheel seal, and hub components could be inspected.
Read repair caseKenworth Main Air Line Repair — Green River, WY
The technician traced the loss of air pressure to a broken main air-feed hose between the compressor system and air dryer.
Read repair caseWabash Trailer Pivot Bolt Repair near Wamsutter, WY
The technician confirmed the broken pivot-bolt condition and obtained the required replacement hardware.
Read repair caseTrailer Dump-Valve Air Line Repair near Limon, CO
The technician found that a quarter-inch air line had rubbed against the trailer frame until a hole developed.
Read repair caseHyundai Trailer Mud Flap Repair — Aurora, CO
The technician documented the unit and confirmed the left-rear mud flap and mounting hardware were damaged/missing.
Read repair casePeterbilt Air Line Chafe Repair — South Texas
The technician found multiple service air lines rubbing against each other, creating a risk of continued abrasion and air loss.
Read repair caseCommercial Truck Electrical System Repair — Harlingen, TX
Power and ground checks showed the circuit was receiving power, but previous wiring work had left wires out of position and the existing control switch needed replacement.
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