- 2019 Factory-verified
letter O in the code as GM prints it; GM prints no zero form
4GO Factory-verified
Also described as Wheel, spare, 17 inch steel
Documented applications
- 2025–2027 Factory-verified
S on all trims; the Terrain guides print Wheel, spare
This page aggregates every documented appearance of 4GO in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.