- 1998–2000 Factory-verified
GM's lists print 1OI (letter O); 10I in GM's other lists
10I Factory-verified
Also documented for Chevrolet
Documented applications
- 1999–2001 Factory-verified
GM marker (93).
This page aggregates every documented appearance of 10I in the Pontiac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.