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Home >> Hummer >> 2003 >> H2 >> Repair and Diagnosis >> External Pages >> Different car >> Section 598 (General Information) >> Introduction >> Key and Lock Cylinder Coding >> Key Identification and Usage
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Key Identification and Usage

WARNING: This page is about a different car, the 2004 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Key Cutting Depths
GM337412Courtesy of GENERAL MOTORS CORP.

The keys are double sided and reversible. The master key and the valet key contain transponders that are read by the theft deterrent system when the keys are used in the ignition. The keys have 10 cuts positions (1) with 4 different depths (2).

The keys that are furnished with the vehicle are: