TU2 ● Confirmed

Buick · Regular Production Option

Turn signals, side-mounted indicator lamps

Years 2011 Models 1

Query this via API →

Also documented for Cadillac

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 TU2 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.