- 2014, 2018–2019 Factory-verified
2014: all trims: O; 2018–2019: not on Encore 1SV; the 2018 guide adds that the vehicle is not rated for towing; the 2019 guide calls it an accessory carrier hitch
SDD Factory-verified
Also documented for ChevroletGMC
Documented applications
This page aggregates every documented appearance of SDD in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.