OnStar Services

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California Perchlorate Materials Requirements
Certain types of automotive applications, such as airbag initiators, safety belt pretensioners, and lithium batteries contained in Remote Keyless Entry transmitters, may contain perchlorate materi ...

General Information
Your vehicle is an important investment. This section describes the required maintenance for the vehicle. Follow this schedule to help protect against major repair expenses resulting from ne ...

Bulb Replacement
For the proper type of replacement bulbs, see Replacement Bulbs . For any bulb-changing procedure not listed in this section, contact your dealer. ...