- 1998–2000 Factory-verified
NQZ Factory-verified
Also described as Fuel tank, auxiliary, rear-mounted, 18 gallon, deleteFuel tank, auxiliary, rear mounted, 23 gallon, deleteFuel tank, auxiliary, rear mounted, deleteFuel tank, auxiliary, delete
Also documented for CadillacChevrolet
Documented applications
- 2003–2007 Factory-verified
2005–2007: heavy-duty models only (GM’s HD list)
- 2009 Factory-verified
- 2003–2007 Factory-verified
- 2007–2009 Factory-verified
the 2007–2008 lists give an 18 gallon tank and the 2009 list a 23 gallon tank (the Sierra GMT900 doc's reading)
- 1998–1999 Factory-verified
- 1998–1999 Factory-verified
- 2007 Factory-verified
This page aggregates every documented appearance of NQZ in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.