Buy Gmc Sierra 1500 Flasher relay. Hazard Warning and Turn Signal Flasher. 2003-07. All Models; w/o Make, Mean?, Model - OEM Gmc Part # 10383321 (15764135)

Combo-Flasher. Hazard Warning and Turn Signal Flasher. Hazard Warning Flasher. Included with: Fuse box.

Hazard Warning and Turn Signal FlasherHazard Warning Flasher

Fits Sierra 1500 (2003 - 2006)

2003-07. All Models; w/o Heavy Duty.
Signal Flasher - Repair or Replace
Have you ever had this problem? Your turn signal is flashing twice as fast as usual—what does it mean? Usually it indicates that your GMC Sierra 1500 simply needs a new turn signal bulb. Have a GMC technician replace your turn signal light.