FixVault

Remote Function Schematics

WARNING: This page is about a different car, the 2010 Pontiac G5 and 2010 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Keyless Entry (AP3) or Remote Start (AU0)
GM2249221Courtesy of GENERAL MOTORS CORP.