Last week I ran into a problem with my right turn signal (2005 STS) not working. Before then, the signal would work intermittently, particularly after replacing front brakes. After replacing the bulb and checking the wires, still no turn signal. I Googled to try to find out what could be the problem and found out that the sockets on the '05 can fail due to thermal damage since the running lights were designed to stay one when headlights are off, which increases the duty cycle. The same problem can also occur with the '06. GM issued a bulletin about the sockets being a problem. When trying t