06 tc door lock problems

[pitbullninja]

So I have to manually lock my driver door and when I use the button I the door it sometimes locks my passenger door.I locked up my car and somehow still opened my passenger door my alarm did go off tho..I was thinking of getting a viper security system do you guys think that will fix my problem?I also do not have a key fab for my car

[Ryan Christensen]

Check to insure the door lock actuactors are working correctly