One problem related to turn signal has been reported for the 2017 GMC Sierra 1500. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2017 GMC Sierra 1500 based on all problems reported for the 2017 Sierra 1500.
The passenger side rear turn signal quit operating - the cost for a new one is more than $700.
| Exterior Lighting problems | |
| Turn Signal problems | |
| Headlights problems |