- 2003–2007 Factory-verified
The 2003–2007 lists print PGO (letter O); GM's 1998 compact-car lists print PG0, which the archive writes, as in the Cavalier doc.
PG0 Factory-verified
Also documented for BuickChevroletOldsmobilePontiac
Documented applications
This page aggregates every documented appearance of PG0 in the Saturn reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.