GMC Sierra Trunk/Cargo Area Bulb Size / Type
The recommended Trunk/Cargo area bulb type / size for GMC Sierra produced 1993 to 2015. To avoid mistakes when purchasing a replacement bulb, it's a good idea to refer to your owner's manual or consult with a qualified mechanic.
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| Model Year | Bulb Size / Type |
|---|---|
| 2015 | 921 |
| 2013 | 912 |
| 2012 | 912 |
| 2011 | 912 |
| 2010 | 912 |
| 2009 | 912 |
| 2008 | 912 |
| 2007 | 912 |
| 2006 | 912 |
| 2005 | 912 |
| 2004 | 912 |
| 2003 | 912 |
| 2002 | 912 |
| 2001 | 912 |
| 1998 | 921 |
| 1997 | 921 |
| 1996 | 921 |
| 1995 | 921 |
| 1994 | 921 |
| 1993 | 921 |
Other placements
Ash trayAutomatic transmission indicatorBack up lightBrake warningCheck engine indicatorCorneringDaytime running lightDirectional signal indicatorDome lightFog-frontFront side markerFront turn signalGlove boxHi-beam indicatorHigh beam headlampHigh & low beam headlampHigh mount stop lightInstrument-generalLicense plateLow beam headlampMap lightParking lightRear side markerRear turn signalSeat belt indicatorStep/Courtesy lightStop lightTail lightUnder hood lightVanity Mirror Light Bulb