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The "NOISE" for the turn signals is generated by a little doohickey on the cluster circuit board. It's basically a fake noise to mimic the old combo flashers/relays. I don't have a pic, but it is a round black plastic chamber about the size of a dime.
They have been known to go quiet when exposed to super cold temps.
If it's really cold, just wait till it warms up. The "sound" for blinkers these days is made by an electronic device on a circuit board. Not like the old mechanical blinkers of days gone past. You should also check your blinker fluid, it might be low.
If it's really cold, just wait till it warms up. The "sound" for blinkers these days is made by an electronic device on a circuit board. Not like the old mechanical blinkers of days gone past. You should also check your blinker fluid, it might be low.