Lock control, entry, remote, keyless entry, start

Years 2005–09 Models 4 Factory citations 9

Query this via API →

Also documented for Buick Cadillac Chevrolet GMC Hummer Pontiac

Documented applications

Aura (2007–2009)

2007–2009 Factory-verified

The 2007 list words it without the "do not use after 2009 model year" remark.

GM factory document — 2007 saturn aura rpo code list, p.1.
GM factory document — 2009 saturn aura rpo code list, p.1.

Outlook — Lambda / GMT966 (2007–2010)

2007–2008 Factory-verified

GM factory document — 2007 saturn outlook awd rpo code list, p.1.
GM factory document — 2008 saturn outlook awd rpo code list, p.1.

Relay — U-body / GMT201 (2005–2007)

2005–2007 Factory-verified

GM factory document — 2005 saturn relay awd rpo code list, p.1.
GM factory document — 2006 saturn relay awd rpo code list, p.1.
GM factory document — 2007 saturn relay rpo code list, p.1.

Vue — Second generation (2008–2010)

2008–2009 Factory-verified

GM adds "do not use after 2009 M.Y.".

GM factory document — 2008 saturn vue awd rpo code list, p.1.
GM factory document — 2009 saturn vue awd rpo code list, p.1.

This page aggregates every documented appearance of AP3 in the Saturn reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.