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the 2008 list gives the same wording as NU2.
NUA Factory-verified
Also described as Emission system, California, ULEV2
Also documented for BuickCadillacChevroletGMCSaturn
Documented applications
This page aggregates every documented appearance of NUA in the Pontiac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.