NXB ● Confirmed

Buick · Regular Production Option

Steering, power, non-variable effort, rack-and-pinion

Years 2011 Models 1

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Documented applications

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

• 2011 ● Confirmed

  deleted for 2012 (GM's 2012 list)

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