Doing Your Own Service Work

perchlorate materials. Special

handling may be necessary. For additional information, see

www.dtsc.ca.gov/hazardouswaste/ perchlorate.

Accessories and Modifications

Adding non-dealer accessories or

making modifications to the vehicle can affect vehicle performance and safety, including such things as

airbags, braking, stability, ride and handling, emissions systems,

aerodynamics, durability, and

electronic systems like antilock

brakes, traction control, and stability control. These accessories or

modifications could even cause

malfunction or damage not covered by the vehicle warranty.

Damage to suspension components caused by modifying vehicle height

outside of factory settings will not be covered by the vehicle warranty.

Damage to vehicle components

resulting from modifications or the

installation or use of non-GM certified parts, including control module or

software modifications, is not covered under the terms of the vehicle

warranty and may affect remaining warranty coverage for affected parts.

GM Accessories are designed to

complement and function with other systems on the vehicle. See your

dealer to accessorize the vehicle using genuine GM Accessories installed by a dealer technician.

VEHICLE CARE 307

Vehicle Checks

Doing Your Own Service Work

{ Warning

It can be dangerous to work on

your vehicle if you do not have the proper knowledge, service manual, tools, or parts. Always follow

owner’s manual procedures and

consult the service manual for your vehicle before doing any

service work.

If doing some of your own service

work, use the proper service manual. It tells you much more about how to service the vehicle than this manual can. To order the proper service