- 2016–2019, 2021–2022 Factory-verified
only in: 4WD; the 2018 guide offers it with LWN only; the upfitter lists read active, part time 4WD, left-hand drop, low ratio 2.72:1; 2018 from GM's 2018 Colorado order guide (PDF); 2021 from the upfitter list GM files for 2021 and 2022
NQ6 Factory-verified
Also documented for GMC
Documented applications
This page aggregates every documented appearance of NQ6 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.