Sales package, underbody shield

Years 1989–09 Models 5 Factory citations 37

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Also documented for Buick GMC Oldsmobile

Documented applications

S-10 Blazer — First generation (1983–1994)

1989, 1991–1992 Factory-verified

only in: 4WD; shields for fuel tank, transfer case, front differential and steering linkage; the 1994 page prints only ZMS, so 1994 is left out

GM Heritage factory kit — 1989 Chevrolet Blazer, p.18.
GM Heritage factory kit — 1991 Chevrolet S 10 Blazer, p.18.
GM Heritage factory kit — 1992 Chevrolet S 10 Blazer, p.19.

Blazer — S-10 second generation (1995–2005)

1995–2004 Factory-verified

1998–1999 lists read package, underbody shield

GM factory document — 1998 chevrolet blazer 4wd rpo code list, p.1.
GM factory document — 1999 chevrolet blazer 4wd rpo code list, p.1.
GM factory document — 2000 chevrolet blazer 4wd rpo code list, p.1.
GM factory document — 2001 chevrolet blazer 4wd rpo code list, p.1.
GM factory document — 2002 chevrolet blazer 4wd rpo code list, p.1.
GM factory document — 2003 chevrolet blazer 4wd rpo code list, p.1.
GM factory document — 2004 chevrolet blazer 4wd rpo code list, p.1.
GM Heritage factory kit — 1995 Chevrolet S 10 Blazer, p.7.
GM Heritage factory kit — 1996 Chevrolet S 10 Blazer, p.6.
GM Heritage factory kit — 1997 Chevrolet S 10 Blazer, p.13.
GM Heritage factory kit — 1998 Chevrolet S 10 Blazer, p.13.
GM Heritage factory kit — 1999 Chevrolet S 10 Blazer, p.38.

S-10 pickup — First generation (1982–1993)

1989–1990, 1992–1993 Factory-verified

only in: 4WD; shields for fuel tank, transfer case, front differential and steering linkage (1990, 1992–1993)

GM Heritage factory kit — 1989 Chevrolet S 10, p.35.
GM Heritage factory kit — 1990 Chevrolet S 10, p.22.
GM Heritage factory kit — 1992 Chevrolet S 10, p.17.
GM Heritage factory kit — 1993 Chevrolet S 10, p.10.

S-10 pickup — Second generation (1994–2004)

1994, 1997–2004 Factory-verified

1998–1999 lists read package, underbody shield. The 2002–2004 lists read as the 2000–2001 lists.

GM factory document — 1998 chevrolet s10 pickup 4wd rpo code list, p.1.
GM factory document — 1999 chevrolet s10 pickup 4wd rpo code list, p.1.
GM factory document — 2000 chevrolet s10 pickup 4wd rpo code list, p.1.
GM factory document — 2001 chevrolet s10 pickup 4wd rpo code list, p.1.
GM factory document — 2002 chevrolet s10 pickup 4wd rpo code list, p.1.
GM factory document — 2003 chevrolet s10 pickup 4wd rpo code list, p.1.
GM factory document — 2004 chevrolet s10 pickup 4wd rpo code list, p.1.
GM Heritage factory kit — 1994 Chevrolet S 10, p.11.
GM Heritage factory kit — 1997 Chevrolet S 10, p.30.

TrailBlazer — GMT360 (2002–2009)

2002–2009 Factory-verified

GM Heritage factory kit — 2002 Chevrolet Trailblazer, p.28.
GM Heritage factory kit — 2005 Chevrolet Trailblazer, p.119.
GM factory document — 2002 chevrolet trailblazer 2wd rpo code list, p.1.
GM factory document — 2003 chevrolet trailblazer 2wd rpo code list, p.1.
GM factory document — 2004 chevrolet trailblazer 2wd rpo code list, p.1.
GM factory document — 2006 chevrolet trailblazer 2wd rpo code list, p.1.
GM factory document — 2007 chevrolet trailblazer 2wd rpo code list, p.1.
GM factory document — 2008 chevrolet trailblazer 2wd rpo code list, p.1.
GM factory document — 2009 chevrolet trailblazer 2wd rpo code list, p.1.

This page aggregates every documented appearance of ZM5 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.