Tenneco Automotive reported a quarterly net loss of $99 million in the fourth quarter of 2001, or $2.53 per diluted share, compared with a net loss of $63 million, or $1.74 per diluted share, in the previous year. Excluding special items, the company's net loss was $8 million, or 19 cents per diluted share, compared with a net loss of $21 million, or 56 cents per diluted share, in the year-earlier quarter.