Search results

  1. K5King

    79 C30 hvac vacuum line diagram

    hey all, I have a 79 C30 dually and after having it apart for over a year and then putting back together I am confident that I have the HVAC vacuum lines inside wrong. The diagram I found in the posted service manual doesnt match whats is inside my cab either. any help?

Latest posts

Forum statistics

Threads
44,337
Posts
954,733
Members
36,568
Latest member
jackh
Top