Repairing trucks in portland for over 15 years - if you drive an 18-wheeler for a living, your income is directly tied to the performance of your vehicle. A tractor trailer is a sophisticated piece of innovation, and there are many things that could go wrong under the hood. If you have a maintenance issue thats keeping you off the road, you need a reliable mechanic to fix the problem as soon as possible so you can get back to earning money. At s & t truck repair, weve been serving portland drivers since 2000, and our experienced staff technicians have the skills and experience to get you back on the highway.