How long ago did the truck shop borrow the manual? Have you contacted them about the issue? Let them know you are a member here and the word is out that they did not put it back and you want them to send it to you. This will set well with new customers for them; to see they care.
Mike, RVIA & RVSA Certified Master RV Technician
Amy, Dr. Assistant - Roxie & Mei Ling, four legs each
2000 Gulf Stream Scenic Cruiser 450 hp & 1330# torque
06 Saturn Vue, 06 Chevy Z71 4x4 & 2014 Corvette Z51 M7