Fix Auto Fox Valley Serving the Auto Collision Repair Needs of Northern Illinois! Getting your car back to its pre-accident appearance and performance is our top priority at Fix Auto Fox Valley body shop. And that starts from the beginning with an initial estimate, where we gain a better understanding of the repairs your vehicle needs. From there, the Fix Auto proprietary process kicks into full swing. This includes body work, paint prep, expert refinish process, vehicle assembly, final detail, thorough washing, and vehicle delivery.