Turning left on red In Pennsylvania, when it comes to specific cases, you can in fact turn left on red. But before you slam ...

At a red light (including a red arrow), a driver intending to take a right turn (or a left turn onto a one-way street) may, ...

you have not run a red light,” when it comes to left turns, Chesney says. “But you may be causing gridlock.” Thus you have to turn on red to clear traffic, even though the light in the ...