GENERAL MOTORS, GM, the GM Emblem, GMC, the GMC Truck Emblem and the names ENVOY, and DENALI are registered trademarks of General Motors Corporation.

This manual includes the latest information at the time it was printed. GM reserves the right to make changes after that time without further notice. For vehicles first sold in Canada, substitute the name "General Motors of Canada Limited" for GMC wherever it appears in this manual.

This manual describes features that may or may not be on your specific vehicle.

Keep this manual in the vehicle for quick reference.

GENERAL MOTORS, GM, CHEVROLET, the CHEVROLET Emblem, GMC, and the GMC TRUCK Emblem, and the names TRAILBLAZER, ENVOY, and DENALI are registered trademarks of General Motors Corporation.

Dolby® is manufactured under license from Dolby® Laboratories. Dolby® and the double-D symbol are trademarks of Dolby® Laboratories.

The information in this manual supplements the owner manual. This manual includes the latest information available at the time it was printed. We reserve the right to make changes in the product after that time without notice. For vehicles first sold in Canada, substitute the name General Motors of Canada Limited for Chevrolet Motor Division and GMC whenever it appears in this manual.

Keep this manual with the owner manual in the vehicle, so it will be there if it is needed. If the vehicle is sold, leave this manual in the vehicle.