From my post above:
Defect Summary: ON CERTAIN PASSENGER VEHICLES EQUIPPED WITH 3800 V6 (L36) ENGINES
But I saw in the earlier (Jan. 2005) thread that some thought it affected L67'* too. From the text of the recall, I get the impression that the FPRs for those years were not all from the same source (Delphi) and may not have affected every vehicle.
EDIT: OK, looked it up on GMPD. Assuming they have the P/Ns correct, the L67 uses a different P/N than the L36. In fact there are two different P/Ns listed for the N/A too:
Info for 1998
Normally Aspirated 17113346
Normally Aspirated 89017530