20 Years Available
GMC Sierra 2500 Hd Light Bulb Sizes
Complete bulb size reference for the GMC Sierra 2500 Hd from 2001 to 2020. Find headlight, fog light, turn signal, and brake light bulb sizes for every model year.
The GMC sierra-2500-hd changed low beam specifications across model years — 2007–2014: H11; 2001–2006: 9006; 2015: 9012. Make sure to select your exact year below to get the right bulb size.
Year Range
2001 – 2020
20 model yearsBulb Sizes Across Years
| Position | Bulb Type(s) | Years | Status / Shop |
|---|---|---|---|
| Turn Signal Front | 3157CK(2001–2014) 7443(2015–2020) 3157NA(2002–2003) | 19 years | Changed |
| Turn Signal Rear | 3157CK(2008–2014) 3157(2001–2006) 3047(2007–2013) 7443(2020–2020) 7443CK(2015–2015) | 16 years | Changed |
| Tail Light | 3157CK(2003–2014) 3157(2001–2006) 3047(2007–2013) 7443(2020–2020) 7443CK(2015–2015) | 16 years | Changed |
| Side Marker | 194(2001–2020) | 20 years | Consistent |
| Reverse Light | 3157CK(2001–2014) 921(2015–2020) 3047(2007–2012) 3157(2006–2006) | 20 years | Changed |
| Brake Light | 921(2001–2020) 3157CK(2002–2014) 3047(2007–2013) 3157(2004–2004) | 20 years | Changed |
| Parking Light | 3157CK(2001–2014) 7443(2016–2020) 3157NA(2002–2003) 7443CK(2015–2015) | 19 years | Changed |
| Fog Light | H11(2007–2019) 9140(2003–2006) 880(2001–2002) | 19 years | Changed |
| License Plate | 168(2007–2014) 194(2001–2006) W5W(2015–2019) | 19 years | Changed |
| Daytime Running | H11(2007–2014) 3157CK(2001–2006) 9012(2015–2015) | 15 years | Changed |
| Low Beam | H11(2007–2014) 9006(2001–2006) 9012(2015–2015) | 15 years | Changed |
| High Beam | 9005(2001–2014) | 14 years | Consistent |
| Map Light | 168(2001–2003) | 3 years | Consistent |
Common Sierra 2500 Hd Replacement Parts
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Frequently Asked Questions
We have bulb size data for the GMC Sierra-2500-Hd from 2001 to 2020, covering 20 model years. Select your year below for a complete position-by-position bulb chart.
Yes, the GMC Sierra-2500-Hd changed low beam bulb specifications across generations: 2007–2014: H11; 2001–2006: 9006; 2015–2015: 9012. Make sure to check your exact year using the list below.
The GMC Sierra-2500-Hd uses a H11 bulb for the low beam and a 9005 for the high beam, and a H11 for the fog lights. Select your year below for the exact fitment chart.
Yes. The GMC Sierra-2500-Hd uses a H11 low beam, and direct-fit LED conversion kits for that size are widely available. LED upgrades typically produce 2–3× more light output than stock halogen and last 25,000+ hours. Look for a DOT-compliant kit with a proper beam cutoff pattern.
Select your model year from the list below. Each year page shows every bulb position — low beam, high beam, fog light, turn signal, and brake light — with the correct size and a link to buy it on Amazon.