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Home >> Chevrolet >> 2006 >> Cobalt LTZ >> Repair and Diagnosis >> External Pages >> Different car >> Section 686 (Immobilizer System) >> Description and Operation >> Immobilizer Description and Operation >> Master Keys

Master Keys

WARNING: This page is about a different car, the 2007 Pontiac G5 Pursuit, 2007 Pontiac G5, and 2007 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.

Master keys have a black plastic head for full access operation of the vehicle. Master keys may perform the following functions: