OSHA IQrecord

TENNECO AUTOMOTIVE OPERATING COMPANY INC.

GRASS LAKE, MI, 49068Other Motor Vehicle Parts Manufacturing (336390)Last inspected Mar 26, 2026

Other employer groups with exactly the same NAICS; all imported dates and US jurisdictions. Unscored peers excluded; at least 10 scored peers required. 406/406 peers scored; 0 missing. Version: enforcement-history-v1.

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Based on public U.S. Department of Labor / OSHA enforcement records, which may be incomplete or contain errors. Informational only — verify against the official source before relying on it. Not affiliated with OSHA or the DOL. How the score works

2 source location group(s)

Employer group: same source name, state and NAICS; may include multiple establishments. Not a verified legal entity.

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Summary totals cover all imported dates and locations in this employer group. Free detail shows the last three years and a preview of up to three citations. Counts refer to matched, non-vacated citations; missing records are not a safety clearance.

Total Inspections

2

Since 2022

Total Violations

30

15 serious, 0 willful

Total Penalties

$60K

$30K avg/inspection

Repeat Rate

13.3%

% of violations that are repeat

Violation History

Recent Violations

4 total
SeriousMay 6, 2026

408.10727(1)

$2K

1 exposed

SeriousMay 6, 2026

408.12635(1)

$0

1 exposed

SeriousMay 6, 2026

325.47201(3)

$2K

1 exposed

Showing 3 of 4 in the available date window — Pro includes full imported history

Violation Types

Serious15 (50%)
Repeat4 (13%)
Other11 (37%)
Mar 26, 20264 matched citations

3901 WILLIS ROAD, GRASS LAKE, MI

DOL activity #348835547

Planned · Complete$4K

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