2012 GMC Sierra 3500 HD
Brake Light Bulb

Change Vehicle

THIS IS A GUIDE for replacing vehicle bulbs. Sourced data can vary due to trim packages, manufacturer, and after-market modifications. To ensure compatibility please remove the bulb you wish to replace from your vehicle, then compare the socket and size to the bulbs listed on our site. For additional information on finding compatible bulbs check out our quick guide, or contact customer service.

2012 GMC Sierra 3500 HD Bulb Locations

Click a location to view its replacement bulbs.

Flashers and Load Resistors

Load Resistors
Stock #: Load Resistor