Our truck engine diagnostic service in Columbia SC finds problems fast so your rig keeps running. We read codes and test wires, pumps, plugs, and all engine parts to give clear facts before any repair. We work on all truck types from semi trucks to food trucks and vans. Our mobile service comes to your site, saving time and avoiding shop trips. We check every part, not just the one showing a code, and provide full reports for single trucks or fleets. Our team uses smart tools, deep knowledge, and weekly training to ensure accurate diagnostics. You get fast, fair,