Sierra Wireless updates legal matters

Vancouver, Canada-November 24, 2010

Sierra Wireless, Inc. (TSX:SW) (NASDAQ:SWIR) has become aware of a complaint filed in the United States District Court for the Southern District of New York in the matter of United States of America -v- Don Ching Trang Chu (a/k/a “Don Chu”) alleging the communication of certain inside information relating to Sierra Wireless by an employee of Sierra Wireless.  The Sierra Wireless employee referred to in this complaint is not a director or officer of Sierra Wireless.  Sierra Wireless takes these allegations very seriously and intends to cooperate fully with the United States Attorney in this matter.

About Sierra Wireless
Sierra Wireless (NASDAQ: SWIR – TSX: SW) offers industry-leading mobile computing and machine-to-machine (M2M) communications products and solutions that connect people, devices, and applications over cellular networks. Wireless service providers, equipment manufacturers, enterprises and government organizations around the world depend on us for reliable wireless technology. We offer 2G, 3G and 4G wireless modems, routers and gateways as well as a comprehensive suite of software, tools, and services that ensure our customers can successfully bring wireless applications to market.  For more information about Sierra Wireless, visit www.sierrawireless.com

Forward Looking Statements
This press release contains forward-looking statements that involve risks and uncertainties. These forward-looking statements relate to, among other things, plans and timing for the introduction or enhancement of our services and products, statements about future market conditions, supply conditions, channel and end customer demand conditions, revenues, gross margins, operating expenses, profits, and other expectations, intentions, and plans contained in this press release that are not historical fact. Our expectations regarding future revenues and earnings depend in part upon our ability to successfully develop, manufacture, and supply products that we do not produce today and that meet defined specifications. When used in this press release, the words "plan", "expect", "believe", and similar expressions generally identify forward-looking statements. These statements reflect our current expectations. They are subject to a number of risks and uncertainties, including, but not limited to, changes in technology and changes in the wireless data communications market. In light of the many risks and uncertainties surrounding the wireless data communications market, you should understand that we cannot assure you that the forward-looking statements contained in this press release will be realized.