valves

["Serge Berube" <serge.ber@sympatico.ca>]

 door air panel i have new valves and old ones...if i put more then 40 pounds
of pressure the open very slowly or if more pressure they wont open at all
tried them on a other car they work fine any clue why?even tried new switches
for air doors..and theres good power too?thanks serge