Tenneco Automotive Inc. (ticker: TEN, exchange: New York Stock Exchange) News Release

September 28, 2010

Lake Forest, Illinois, September 28, 2010 – Tenneco Inc. (NYSE: TEN) plans to issue its third quarter 2010 earnings news release before the market opens on Thursday, October 28, 2010, and hold a conference call the same day at 10:30 a.m. ET. The purpose of the call is to discuss the company’s results of operations for the last fiscal quarter, as well as other matters that may impact the company’s outlook.

News Release: Before the market opens on Thursday, October 28, 2010. The news release will be sent by email to the Tenneco investor distribution list and will be available on First Call, Business Wire and the Tenneco website.
Conference Call: Thursday, October 28, 2010
The conference call will be hosted by Gregg Sherrill, chairman and chief executive officer and Ken Trammell, executive vice president and chief financial officer.
Time: 10:30 a.m. Eastern time
9:30 a.m. Central time
Phone Numbers: 800-369-3130 ( (domestic)
312-470-7157 (international)
Pass Code: TENNECO
Conference Leader: Linae Golla
Call Playback: Available one hour following completion of the call on Thursday, October 28, 2010, through November 29, 2010. Call 866-373-1992 (domestic) or 203-369-0266 (international).
Web Site Broadcast:

For a "listen only" broadcast, go to the company’s website and select the "Financial/Investors" page. Please go to the website at least 15 minutes prior to the start of the call to register and download and install any necessary audio software. A replay of this webcast also will be available on the Tenneco website through November 29, 2010.
Accompanying slides will be available in the investor section of the Tenneco website at www.tenneco.com.
Tenneco is a $4.6 billion global manufacturing company with headquarters in Lake Forest, Illinois and approximately 21,000 employees worldwide. Tenneco is one of the world’s largest designers, manufacturers and marketers of emission control and ride control products and systems for the automotive original equipment market and the aftermarket. Tenneco markets its products principally under the Monroe®, Walker®, Gillet™ and Clevite®Elastomer brand names.

Linae Golla
Investor inquiries
847 482-5162

Jane Ostrander
Media inquiries
847 482-5607