Plant code: Fort Wayne, Indiana

Years 1999–00, 2002–04, 2019–20, 2022–25 Models 4 Factory citations 15

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Also described as Plant code, Fort Wayne, IndianaPlant code, Fort Wayne, IN, USA

Also documented for Cadillac Chevrolet

Documented applications

Sierra — GMT800 (1999–2007)

1999–2000, 2002, 2004 Factory-verified internal

GM factory document — 1999 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2000 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2002 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2004 gmc gmc c sierra 2wd rpo code list, p.1.

Sierra HD — GMT800 (2001–2007)

2002, 2004 Factory-verified internal

GM factory document — 2002 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2004 gmc gmc c sierra 2wd rpo code list, p.1.

Sierra — T1XX (2019–2026)

2019–2020, 2022–2025 Factory-verified internal

GM factory document — 2019 gmc 19 sierra 1500 body builder feb 20, p.11.
GM factory document — 2020 gmc 20 sierra 1500 electrical body buil 1, p.11.
GM factory document — 2022 gmc 22 sierra 1500 new electrical body builder sm en us 2022jul20, p.11.
GM factory document — 2023 gmc 23 sierra 1500 electrical body builder sm en us 2022oct12, p.11.
GM factory document — 2024 gmc 24 sierra 1500 sm electrical body builder esid 23dec12, p.13.
GM factory document — 2025 gmc my25 sierra 1500 electrical bbm, p.11.

Yukon — GMT800 (2000–2006)

2000, 2002–2003 Factory-verified internal

GM factory document — 2000 gmc yukon 2wd rpo code list, p.1.
GM factory document — 2002 gmc yukon 2wd rpo code list, p.1.
GM factory document — 2003 gmc yukon 2wd rpo code list, p.1.

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