Take it to an upholstery shop. You may be surprised how inexpenaive it is and how great a job they can do.
Hi Rebecca, not sure what fabric your truck seats are covered in, but if it's leather, this tutorial will help - https://www.wikihow.com/Repair-Leather-Car-Seats
Use a curved upholstery needle and sew it. You can get one at Joanne Fabrics in the needle section.
Fabric, vinyl or leather?
A well disguised repair would be beneficial.