- 1999–2001 Factory-verified
the 2000 list prints QOA; the 2001 list prints Q0A with the same wording. The 1999 list prints QOA as "Michelin Tire For Export"
Q0A Factory-verified
Documented applications
This page aggregates every documented appearance of Q0A in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.