2018 GMC Sierra 2500HD Bulb Size Chart

By clicking the link you will be redirected to Amazon.
Lightninglab.org is reader-supported. When you buy through links on our site, we may earn an affiliate commission.
Headlight Bulb High Beam and Low Beam - D5S

Center High Mount Stop Light Bulb - 921

License Plate Light Bulb - 2825

Parking Light Bulb - 7443

Turn Signal Light Bulb Rear - 7444NA

Back Up Reverse Light Bulb - 921

Trunk or Cargo Area Light - 921


2018 GMC Sierra 2500HD High and Low Beam bulb size - D5S

    Xenon HID Conversion Kit

  • Best Choice

    Philips D5S Standard Authentic Xenon

    • Get up to 200% more vision on the road.
    • Consumes less energy and enhances visibility on the road.
    • Original equipment quality with an Electronic high voltage starter and ballast integrated into the base of this innovative design.
    • DOT compliant with precise light distribution.
  • See More D5S Xenon HID Conversion Kit

2018 GMC Sierra 2500HD Center Stop bulb size - 921

    LED Lights

  • Extremely Bright

    LASFIT 921 912 LED Bulb

    • 300% Brighter - 921 led bulb has 3030 SMD LED chips. You can see farther and clearer when reversing at night.
    • Easy Installation - 1:1 design with halogens, non-polarity, play, and plug. 921 led bulb reverse light is fit for 921,912, T15, 906, 904, 902, 922, W16W. Upgrade replacement for reverse...
  • Premium Pick

    Philips Automotive Lighting 921WLED Ultinon LED (White)

    You want bright, stylish lighting for your car but you don’t want to keep replacing burned-out bulbs. Philips Ultinon LED lights to give you high-powered, automotive-grade LEDs, with a lifetime of up to 8 years. With conventional bulbs, the more powerful the light, the shorter its lifespan. Philips Ultinon LEDs...

  • See More 921 LED Lights

2018 GMC Sierra 2500HD License Plate bulb size - 2825

    LED Lights

  • For Car Dome, Map Door, Courtesy, License Plate Lights

    Marsauto LED Light Bulb 6000K Replacement Bulbs

    – Better beam pattern: each bulb has 5 pcs high power SMD led, color temperature: 6000K(xenon white), voltage: 12V
    – No polarity no flip: it is truly no polarity, can light on two sides, no need more modification or flip, plug and play, easy install within 5 minutes. 

    Products with electrical...

  • See More 2825 LED Lights

2018 GMC Sierra 2500HD Parking bulb size - 7443

    LED Lights

  • AUXITO 1400 Lumens Super Bright

    – Each bulb has 102 pcs high power 4014 led chips, with HD projector, stronger light penetration.
    – 360 Degree lighting ensures optimal visibility, hollow inner body design better for heat dissipation.
    – AUXITO 7443 led bulbs utilize newest powerful and high quality 3030SMD led chips. Generating 300% brighter output...

  • See More 7443 LED Lights

2018 GMC Sierra 2500HD Turn Signal Rear bulb size - 7444NA

    Halogen Lights

  • Philips 7444NA LongerLife Miniature Bulb

    • Twice the life of standard incandescent bulbs.
    • Best value.
    • Original equipment quality seal for the most reliable performance.
    • Miniature bulbs by Philips, for over 100 years we have been continuously innovating automotive lighting.
    • Always replace in pairs to ensure a symmetric light beam from both bulbs on the road. Bulbs dim over time.
  • See More 7444NA Halogen Lights

2018 GMC Sierra 2500HD Back Up bulb size - 921

    LED Lights

  • Extremely Bright

    LASFIT 921 912 LED Bulb

    • 300% Brighter - 921 led bulb has 3030 SMD LED chips. You can see farther and clearer when reversing at night.
    • Easy Installation - 1:1 design with halogens, non-polarity, play, and plug. 921 led bulb reverse light is fit for 921,912, T15, 906, 904, 902, 922, W16W. Upgrade replacement for reverse...
  • Premium Pick

    Philips Automotive Lighting 921WLED Ultinon LED (White)

    You want bright, stylish lighting for your car but you don’t want to keep replacing burned-out bulbs. Philips Ultinon LED lights to give you high-powered, automotive-grade LEDs, with a lifetime of up to 8 years. With conventional bulbs, the more powerful the light, the shorter its lifespan. Philips Ultinon LEDs...

  • See More 921 LED Lights

2018 GMC Sierra 2500HD Trunk Area bulb size - 921

    LED Lights

  • Extremely Bright

    LASFIT 921 912 LED Bulb

    • 300% Brighter - 921 led bulb has 3030 SMD LED chips. You can see farther and clearer when reversing at night.
    • Easy Installation - 1:1 design with halogens, non-polarity, play, and plug. 921 led bulb reverse light is fit for 921,912, T15, 906, 904, 902, 922, W16W. Upgrade replacement for reverse...
  • Premium Pick

    Philips Automotive Lighting 921WLED Ultinon LED (White)

    You want bright, stylish lighting for your car but you don’t want to keep replacing burned-out bulbs. Philips Ultinon LED lights to give you high-powered, automotive-grade LEDs, with a lifetime of up to 8 years. With conventional bulbs, the more powerful the light, the shorter its lifespan. Philips Ultinon LEDs...

  • See More 921 LED Lights

If you need a replacement bulb for almost any compartment of your respective vehicle, check out the specialized chart to get the correct 2018 GMC Sierra 2500HD bulb size. Manufacturing facility headlights wear out over time, and also the real longevity is dependent upon the modern technology employed and the grade of the bulbs. It is a right time to take into consideration transitioning to a more advanced lighting solution. Our 2018 GMC Sierra 2500HD bulb chart assists establish the correct bulb for just about any plug of your own vehicle, whether it be headlights, fog lights, stop lights, brake lights, turn signals, etc.

We strongly recommend exchanging the used original lamps with top-notch LED rivals as they present a prolonged life-time, better brightness, plus a broader selection of colors. On the other hand, custom HID headlight kits are even more distinctive solution letting your vehicle differentiate itself from the average vehicles on the road by emphasizing the remarkable traits of your car's front side.

Remember that vehicles of the same production year are sold in different trims, and slight differences may appear in bulb types for the same place. To make your daily life a little less difficult, we have carefully picked the bulbs perfectly complementing 2018 GMC Sierra 2500HD and the most beneficial alternatives when it comes to good quality, reputation, value, and life-time.

GMC Sierra 2500HD Bulb Chart By Years