27B ✓ Factory-verified

Chevrolet · Regular Production Option

Trim combination, Regal Blue

Years 2000, 2003, 2005 Models 2 Factory citations 4

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Also documented for BuickOldsmobilePontiac

Documented applications

Impala — eighth generation (2000–2005) →

• 2000, 2003, 2005 ✓ Factory-verified

  Seat code B.

  ⛭ GM factory document — 2000 chevrolet impala rpo code list, p.1.

  ⛭ GM Heritage factory kit — 2003 Chevrolet Impala, p.110.

  ⛭ GM Heritage factory kit — 2005 Chevrolet Impala, p.111.

Monte Carlo — sixth generation (2000–2007) →

• 2000 ✓ Factory-verified

  Seat code B. List marker (98).

  ⛭ GM factory document — 2000 chevrolet monte carlo rpo code list, p.1.

This page aggregates every documented appearance of 27B in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.