Computer Diagnostics 

At Precision Wrench LLC, we take pride in our expertise with name brand units, providing reliable service and compatibility for all of our customers' needs. Our capabilities extend to advanced operations such as calibrating sensors, programming injectors, setting engine parameters, conducting DPF regens, calibrating transmissions, fixing ABS issues, and much more, ensuring comprehensive support for your unit's performance. 

We also have the capability to hook to trailers without the truck present. Call 660-570-1580 or you can put in a service request through our Fullbay button at the bottom of the page!

These are just some of the many manufacturers that we have the ability to hook to.