1999~2016 GMC Sierra 2500 / Sierra 2500 HD Bulb Size Guide


When upgrading the stock halogen / incandescent lamps to led lighting bulbs, the bulb size guide will be much helpful, below are the bulb size guide for 1999~2016 GMC Sierra 2500 / Sierra 2500 HD; yet it is for reference only, it is suggested to check the owner manual to confirm the bulb size guide is correct before purchasing.

  • High beam headlight for 1999 Sierra 2500 with halogen capsule headlamp & 2000~2014 vehicles: 9005 / 9005LL; for 1999 Sierra 2500 with sealed headlamp:H6054; for 2015~2016 Sierra 2500 HD: 9012
  • Low beam headlight:
      for 1999 Sierra 2500 with halogen capsule headlamp & 2000~2006 vehicles: 9006 ; for 1999 Sierra 1500 with sealed headlamp:H6054
      for 2007 GMC Sierra 2500 Classic Hybrid,Classic SL,Classic SLE,Classic SLT & Classic WT submodel: 9006 ;         for 2007 GMC Sierra 2500 Denali, SLE, SLT & WT submodel: H11 / H11LL  ; 
      for 2008~2014 GMC  Sierra 2500 HD:  H11 / H11LL
      for 2015~2016 GMC  Sierra 2500 HD: 9012  ( Daytime running light : DRL )
  • Fog light:
      for 1999 GMC Sierra 2500: H3
      for 2000~2002 GMC Sierra 2500/ Sierra 2500 HD: 880 ;
      for 2003~2006 GMC Sierra 2500/ Sierra 2500 HD: 9140
      for 2007 GMC Sierra 2500 GMC Classic SL,Classic SLE,Classic SLT & Classic WT submodel: 9140 ; for SLE, SLT & WT submodel: 5202
      for 2008~2016 GMC  Sierra 2500 HD: 5202
Vehicles includes: 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 GMC Sierra 2500 / Sierra 2500 HD