NUA Factory-verified
Also described as Emissions override, California, 150K, LEV2Emission system, California, 150K LEV2Emission system, California, 150K, LEV2Emission system, California, 150K LEV 2Emission system, California 150K LEV2
Also documented for BuickCadillacGMCPontiacSaturn
Documented applications
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; express-gmt610 and savana-gmt610 read 'Emission system, California, 150K, LEV2' (2014 only); this van's lists print 'California Emission Override 150K LEV 2'.
This page aggregates every documented appearance of NUA in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.