2021 GMC Sierra 1500 Bulb Size Chart

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Headlight Bulb High Beam and Low Beam - D5S

Center High Mount Stop Light Bulb - 921

Turn Signal Light Bulb Front - 7444NA

License Plate Light Bulb - 2825

Parking Light Bulb - 7444NA

Turn Signal Light Bulb Rear - 7444NA

Back Up Reverse Light Bulb - 921

Trunk or Cargo Area Light - 921


2021 GMC Sierra 1500 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

2021 GMC Sierra 1500 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

2021 GMC Sierra 1500 Turn Signal 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

2021 GMC Sierra 1500 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

2021 GMC Sierra 1500 Parking 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

2021 GMC Sierra 1500 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

2021 GMC Sierra 1500 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

2021 GMC Sierra 1500 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 want a replacement bulb for almost any inner or exterior compartment of your respective car, check out the practical chart to detect proper 2021 GMC Sierra 1500 bulb size. Manufacturer headlights get dimmed with time, and the true durability depends on the technology exploited and the quality of the bulbs. It really is a great time to consider switching to a more advanced lighting option. Our 2021 GMC Sierra 1500 bulb chart helps establish the proper bulb for just about any outlet of your respective vehicle, be it headlights, fog lights, stop lights, brake lights, turn signals, and so on.

We strongly suggest changing the worn-out factory lamps with first-rate LED counterparts because they offer an extended life-span, better brightness, and a wider collection of shades. On the flip side, aftermarket HID headlight systems are even way more unique choice letting your car or truck stand above the audience by highlighting the remarkable traits of your car's face.

Keep in mind that vehicles of exactly the same year can be purchased in a variety of trims, and little differences may occur in bulb types for a similar placement. To help make your way of life a bit much easier, we have carefully chosen the bulbs ideally complementing 2021 GMC Sierra 1500 and the most efficient options when it comes to top-quality, reputation, cost, and life expectancy.

GMC Sierra 1500 Bulb Chart By Years