Polk Custom Diesel and Auto Repair, LLC is your trusted mobile solution for diesel and automotive repair across Thurston and Pierce County. We specialize in on-site diagnostics, maintenance, and repair for diesel trucks, heavy equipment, and passenger vehicles—saving you time and hassle by coming directly to you. Whether you're stuck roadside, managing a fleet, or just need reliable service at home, our certified technicians deliver expert craftsmanship with honest pricing and fast turnaround. From engine work and brake service to electrical diagnostics and preventative maintenance, Polk Custom Diesel and Auto Repair keeps your wheels turning. 📍 Mobile Service 🚚 Diesel & Auto 🔧 Honest. Reliable. Local.