Country, Central America (Belize, Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua, Panama)

Years 1999–00, 2007–09 Models 7 Factory citations 10

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Also described as Country code: Central AmericaCountry code, Central America

Also documented for Buick Cadillac Chevrolet Hummer Pontiac Saturn

Documented applications

Acadia — first generation, Lambda (2007–2017)

2009 Factory-verified internal

the 2009 list prints Beliz and Guatamala.

GM factory document — 2009 gmc acadia 2wd rpo code list, p.1.

Canyon — GMT355 (2004–2012)

2009 Factory-verified internal

the list misspells Belize, Guatemala and Nicaragua.

GM factory document — 2009 gmc canyon pickup 2wd rpo code list, p.1.

Sierra — GMT800 (1999–2007)

1999–2000 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.

Sierra — GMT900 (2007–2013)

2009 Factory-verified internal

The list adds do not release parts to this option.

GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.

Sierra HD — GMT900 (2007–2014)

2007–2009 Factory-verified internal

the 2009 list adds do not release parts to this option

GM factory document — 2007 gmc sierra 2wd rpo code list, p.1.
GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.
GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.

Yukon — GMT800 (2000–2006)

2000 Factory-verified internal

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

Yukon — GMT900 (2007–2014)

2009 Factory-verified internal

The list prints Beliz and Guatamala.

GM factory document — 2009 gmc yukon 2wd rpo code list, p.1.

This page aggregates every documented appearance of CZ1 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.