Protector, underhood compound, corrosion preventive, water based, clear

Years 1998–00, 2007–09 Models 5 Factory citations 10

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Also documented for Cadillac Chevrolet GMC Oldsmobile Pontiac Saturn

Documented applications

Century — W-body (1997–2005)

1998–2000 Factory-verified internal

GM factory document — 1998 buick century rpo code list, p.1.
GM factory document — 1999 buick century rpo code list, p.1.
GM factory document — 2000 buick century rpo code list, p.1.

Enclave — Lambda / GMT967 (2008–2017)

2008–2009 Factory-verified internal

GM factory document — 2008 buick enclave rpo code list, p.1.
GM factory document — 2009 buick enclave rpo code list, p.1.

Regal — W-body (1997–2004)

1998–2000 Factory-verified internal

GM factory document — 1998 buick regal rpo code list, p.1.
GM factory document — 1999 buick regal rpo code list, p.1.
GM factory document — 2000 buick regal rpo code list, p.1.

Rendezvous — U-body / GMT257 (2002–2007)

2007 Factory-verified internal

GM factory document — 2007 buick rendezvous fwd rpo code list, p.1.

Terraza — U-body / GMT201 (2005–2007)

2007 Factory-verified internal

GM factory document — 2007 buick terraza rpo code list, p.1.

This page aggregates every documented appearance of VG1 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.