NXC ● Confirmed

Buick · Regular Production Option

Steering, power, variable effort, reduced rack travel

Years 2013 Models 1

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Documented applications

Regal — Epsilon II, 5th gen (2011–2017) →

• 2013 ● Confirmed

  new for 2013 (GM Authority 2013 changes); deleted for 2014 (GM's 2014 list)

This page aggregates every documented appearance of NXC in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.