- 2009 Factory-verified
DNU Factory-verified
Also described as DVD screen, third row
Also documented for CadillacChevrolet
Documented applications
- 2015–2017 Factory-verified
SLT, Denali: A, only with U42; SLE: not available
This page aggregates every documented appearance of DNU in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.