- 2015–2016 Factory-verified
Touch-up paint WA-143X.
G7U Factory-verified
Also described as Primary color, exterior, Midnight Amethyst Metallic
Also documented for BuickCadillacChevrolet
Documented applications
- 2015–2016 Factory-verified
touch-up WA-143X; extra charge; the lists print Plum Berry; the 2018 guide does not print it
- 2015–2016 Factory-verified
extra charge; the lists name it Plum Berry Metallic
This page aggregates every documented appearance of G7U in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.