GMC Sierra Tail Lights

Replacement tail lights for your GMC Sierra 1500 (2018–2026). Incandescent and LED tail lamps for every trim — driver side, passenger side, and matched pairs. 2019 owners: confirm T1XX vs. Sierra Limited below. Fast shipping across Canada.

Sierra Tail Light Buying Guide (2018–2026)

Generation first — including the 2019 split

Sierra tail lamps follow the generation: 2018 (K2XX), 2019 (T1XX or K2XX Limited), and 2020–2026 (T1XX). The two 2019 trucks’ lamps do not interchange.

Year Range Generation Tail Light Notes
2018 3rd gen (K2XX) Incandescent standard; LED on Denali
2019 4th gen (T1XX) AND Sierra Limited (K2XX) ⚠️ Two generations — lamps do NOT interchange
2020–2026 4th gen (T1XX) LED tail lamps on most trims; 2022 refresh

The MultiPro tailgate factor

The Sierra’s signature MultiPro 6-function tailgate — it folds, flips, and steps — means the tailgate area sees more handling than any conventional truck. Loading over the inner gate and stepping on the bumper step puts boots and cargo right next to the tail lamps. Cracked from loading is the classic Sierra story.

Blind-spot sensors live here too

Like the Ram, T1XX Sierras with blind-spot monitoring house the sensors in the tail lamps on equipped trims — match the sensor provision, or the driver-assist system throws errors.

Incandescent vs. LED

K2XX trucks used incandescent tail lamps (LED on Denali); the T1XX moved to LED across most of the range. Replacing like-for-like is simplest.

Checklist before ordering

  • Generation — 2018, 2019 (T1XX or Limited), 2020+.
  • Blind-spot sensors? — match the sensor provision.
  • Side — driver, passenger, or matched pair.

All orders ship from within Canada with 30-day returns.

Frequently Asked Questions

I have a 2019 Sierra. Which tail lights do I need?

Check whether it’s the new T1XX Sierra or the Sierra Limited (previous K2XX generation) — their tail lamps are completely different and do not interchange.

My truck has blind-spot monitoring. Does that change the tail light?

Yes — on equipped T1XX trucks, the sensors mount in the tail lamps. Order lamps with the correct sensor provision for your trim.

How fast is shipping within Canada?

Orders ship from within Canada with tracked delivery, and every tail light is covered by our 30-day return policy.

4 products