One problem related to turn signal flasher unit has been reported for the 2003 Chevrolet Silverado 2500. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Chevrolet Silverado 2500 based on all problems reported for the 2003 Silverado 2500.
When right hand turn signal is turned on the 4-way hazard lights flash.
| Hazard Flashing Warning Light problems | |
| Turn Signal Flasher Unit problems | |
| Exterior Lighting problems |