- 2025–2027 Factory-verified
2027 guide: Premium Luxury, Premium Sport, Signature Sport: S; TR0 in GM's other lists is a different part (roof lamp)
TRO Factory-verified
Also described as LPO, trailer view camera, wired
Also documented for ChevroletGMC
Documented applications
- 2023, 2025–2027 Factory-verified
2027: O on all trims
This page aggregates every documented appearance of TRO in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.