ALERT: Tenneco Automotive Will Release First Quarter 2001 Earnings And Hold Conference Call on Tuesday, April 24, 2001

    LAKE FOREST, Ill., April 23 RELEASE DATE:       Tuesday, April 24, 2001

    NEWS RELEASE:       Prior to market opening

                        News release will be sent by e-mail and fax to the
                        Tenneco Automotive investor distribution list and will
                        be available on First Call, PR Newswire and the
                        company's Web site:  http://www.tenneco-automotive.com

    CONFERENCE CALL:    Hosted by Mark Frissora, chairman and chief executive
                        officer, and Mark McCollum, senior vice president and
                        chief financial officer

    TIME:               10:30 a.m. Eastern Time
                        9:30 a.m. Central Time

                        Dial in 10 minutes prior to start of call

    PHONE:              877-915-2770 domestic

                        1-312-470-0017 international

    PASS CODE:          Tenneco Auto

    CONFERENCE LEADER:  Leslie Cleveland Hague

    CALL PLAYBACK:      1:00 p.m. or one hour following the completion of the
                        call on Tuesday, April 24, 2001, through 5:00 p.m.,
                        Tuesday, May 1, 2001

                        Call 800-568-4850 domestic or 402-220-2274
                        international

    Pass Code:          8400

    WEBSITE BROADCAST:  http://www.tenneco-automotive.com

                        For a "listen only" broadcast, go to our Web site, and
                        select the "live Web cast" link.  Please go to the Web
                        site at least 15 minutes prior to the start of the
                        call to register, download and install any necessary
                        audio software.  A replay of this call will also be
                        available on Tenneco Automotive's Web site.

    CONTACT:            If you have questions regarding the call, please
                        contact Leslie Cleveland Hague, Director Investor
                        Relations, at 847-482-5042.

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