vacuum line mystery

[blooddrain23]

:fire: a rubber vacuum line (not the one to the brakes) came off and i can't find for the life of me where it goes this 1 of 7 i have 4 plastic, one plug and 2 rubber. one to the brakes where does the other go.

 

[jgilbs]

check your cruise control solenoid (big black cylinder mounted to the driver's side firewall)