TK421, do NOT be intimidated by these old trucks. They can be ornary and contrary but you can do it. First thing is to get a service manual for your truck and read up on what it says. Are you may check out the Online Manuals here
http://chevy.oldcarmanualproject.com/Just take your time and as you do it and run into a specific problem let us know. Guys here are willing to help.
