- 2017–2019 Factory-verified
all models: O; 2019: from GM order-guide copies (Corvette Action Center, GM Authority)
3F9 Factory-verified
Also described as Safety belts, RedSeat belt, front, Red
Also documented for GMC
Documented applications
- 2020–2027 Factory-verified
- 2025–2026 Factory-verified
This page aggregates every documented appearance of 3F9 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.