Report: Parts and labor costs are up 2%
https://www.ccjdigital.com/maintenance/article/15662767/report-parts-and-labor-costs-are-up-2
Truck Parts and Labor Costs Rose in Third Quarter
https://www.truckinginfo.com/10214405/parts-and-labor-costs-rose-in-the-third-quarter-of-2023
Parts, labor costs increased as utilization dropped
https://www.truckingdive.com/news/ata-tmc-decisiv-q3-2023-parts-labor-costs/706582/