they do provide service manuals, but might charge for it:thanks for posting this, next best thing would be a ram promaster service manual
FIND & DOWNLOAD MANUALS FROM 1981 TO THE PRESENT
Includes Owner's Manuals, Service Manuals and More
(Extra Charges May Apply)
Find what you need at TechAuthority® || by Chrysler Group LLC.
Note: Manuals prior to the 2011 model year are listed under the Dodge brand.