- 1998–2005 Factory-verified
NK5 Factory-verified
Also documented for CadillacChevroletGMCOldsmobilePontiacSaturn
Documented applications
- 2008–2009 Factory-verified
- 2005–2009 Factory-verified
- 1998–1999 Factory-verified
- 2000–2005 Factory-verified
- 2006–2007 Factory-verified
- 1998–2001 Factory-verified
- 1998–2004 Factory-verified
- 1998 Factory-verified
This page aggregates every documented appearance of NK5 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.