- 2019 Factory-verified
1SH only; 2018 is left out: that guide offers it only with PI3, whose contents include it (pages 13 and 17), so it does not support the year (rule 11(a))
GG7 Factory-verified
Also described as Sport Red
Documented applications
- 2019 Factory-verified
2019: GS only (2019 Sportback order guide)
This page aggregates every documented appearance of GG7 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.