- 2016–2019, 2021–2022 Factory-verified
requires ZW9 (2018 guide); the upfitter lists name it parts package, truck application, variation 1; 2018 from GM's 2018 Colorado order guide (PDF); 2021 from the upfitter list GM files for 2021 and 2022
BJA Factory-verified
Also described as Fuel fill kit, service body
Documented applications
- 2014 Factory-verified
fill hose and elbows for service body upfits, shipped loose in the cab
This page aggregates every documented appearance of BJA in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.