Package, seating comfort

Years 2003, 2005 Models 2 Factory citations 4

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Documented applications

Impala — eighth generation (2000–2005)

2003, 2005 Factory-verified

Kit-only code (2003 p.98, 104, 117; 2005 p.96, 97, 99, 119; the 2005 kit prints it WO1); includes AG2 passenger 6 way seat adjuster and KA1 heated seats; requires leather seating. Not on the factory lists.

GM Heritage factory kit — 2003 Chevrolet Impala, p.117.
GM Heritage factory kit — 2005 Chevrolet Impala, p.99.

Monte Carlo — sixth generation (2000–2007)

2003, 2005 Factory-verified

Kit-only code (2003 p.92, 96, 113; 2005 p.97, 99, 105); includes AG2 passenger 6 way seat adjuster; requires leather seating. Not on the factory lists.

GM Heritage factory kit — 2003 Chevrolet Monte Carlo, p.115.
GM Heritage factory kit — 2005 Chevrolet Monte Carlo, p.121.

This page aggregates every documented appearance of W01 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.