- 2016 Factory-verified
Touch-up paint WA-384A.
Also described as Primary color, exterior, Ebony Twilight MetallicEbony Twilight Metallic
Also documented for BuickCadillacChevrolet
Documented applications
- 2017–2019, 2022 Factory-verified
touch-up WA-384A; extra cost; 2022: GM Authority 2022 Elevation Edition color article
- 2025–2027 Factory-verified
touch-up WA-384A; additional charge
- 2022 Factory-verified
touch-up 384A; the upfitter lists read Black Meet Kettle Metallic
- 2016–2017 Factory-verified
touch-up paint WA-384A; extra charge; not with SL; the 2016 guide marks it new; 2017: not with WFP
- 2018, 2020 Single-source
touch-up WA-384A; extra cost; 2018: GM Authority 2018 exterior colors page; 2020: GM Authority 2020 exterior colors page
- 2019 Factory-verified
touch-up WA-384A; extra cost
- 2025–2027 Factory-verified
touch-up WA-384A; additional charge
This page aggregates every documented appearance of GB8 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.