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Walbro LLC: OSHA inspections and violations

Cass City, Michigan · Motor Vehicle Gasoline Engine and Engine Parts Manufacturing · NAICS 336312

9inspections

51citation items

$84,230current penalties

Aug 22, 2025last inspection

Since 1993, OSHA inspectors have visited Walbro LLC in Michigan 9 times.

The most recent inspection opened on Aug 22, 2025 after a complaint, in Grand Rapids.

In all, OSHA issued 51 citation items: 34 serious, 2 repeat and 15 other-than-serious.

The proposed penalties came to $180,000; today they stand at $84,230, 53% less.

The rule cited most here is 1910.147 (lockout/tagout), 9 times.

Among manufacturing employers, the typical cited inspection since 2015 ends with a $3,600 penalty. Walbro LLC averages $13,455 across 6 cited inspections.

Walbro LLC also files yearly injury logs with OSHA, summarized below.

Walbro LLC: OSHA citation items per year, 1993 to 2025 — Citation items per year, by inspection date.

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Inspection history

Inspection 348460486 OPENED AUG 22, 2025Closed

Complaint · Partial · Safety · 76 employees at the site · Closed Jul 29, 2026

5141 36th Street Southeast, Grand Rapids, MI 49512 · Other Industrial Machinery Manufacturing · OSHA's record · Phone and website on Google Maps

Citation and rule	Type	Proposed	Current	Issued	Status
Citation 1, item 1a 29 CFR 408.12152(1)	Serious	$4,500	$4,500	Oct 14, 2025	Final
Citation 1, item 1b 29 CFR 408.12153(1)	Serious	$0	$0	Oct 14, 2025	Final
Citation 1, item 2a 29 CFR 408.15815(1)	Serious	$7,000	$7,000	Oct 14, 2025	Final
Citation 1, item 2b 29 CFR 408.15836(1)	Serious	$0	$0	Oct 14, 2025	Final
Citation 1, item 3a 29 CFR 1910.147(c)(4)(i) · Lockout/tagout	Serious	$7,000	$7,000	Oct 14, 2025	Final
Citation 1, item 3b 29 CFR 1910.147(c)(4)(ii) · Lockout/tagout	Serious	$0	$0	Oct 14, 2025	Final
Citation 1, item 3c 29 CFR 1910.147(c)(6)(i) · Lockout/tagout	Serious	$0	$0	Oct 14, 2025	Final
Citation 1, item 3d 29 CFR 1910.147(c)(7)(i) · Lockout/tagout	Serious	$0	$0	Oct 14, 2025	Final
Citation 2, item 1 29 CFR 408.13308(3)	Other-than-serious	$0	$0	Oct 14, 2025	Final
Citation 2, item 2 29 CFR 1910.303(b)(2) · Electrical equipment, general requirements	Other-than-serious	$0	$0	Oct 14, 2025	Final
Citation 2, item 3 29 CFR 1910.147(c)(5)(ii)(d) · Lockout/tagout	Other-than-serious	$0	$0	Oct 14, 2025	Final

Inspection 346752090 OPENED JUN 7, 2023Closed

Referral · Partial · Safety · 340 employees at the site · Closed Aug 28, 2023

6242 Garfield Ave., Cass City, MI 48726 · Motor Vehicle Gasoline Engine and Engine Parts Manufacturing · OSHA's record · Phone and website on Google Maps

Citation and rule	Type	Proposed	Current	Issued	Status
Citation 1, item 1a 29 CFR 408.16211(1)	Serious	$7,000	$3,500	Jul 27, 2023	Final
Citation 1, item 1b 29 CFR 1910.147(c)(4)(i) · Lockout/tagout	Serious	$0	$0	Jul 27, 2023	Final

Inspection 345818009 OPENED MAR 3, 2022Closed

Planned · Complete · Safety · 350 employees at the site · Closed Sep 8, 2022

6242 Garfield Ave., Cass City, MI 48726 · Motor Vehicle Gasoline Engine and Engine Parts Manufacturing · OSHA's record · Phone and website on Google Maps

Citation and rule	Type	Proposed	Current	Issued	Status
Citation 1, item 1 29 CFR 408.11441	Serious	$4,000	$2,000	Apr 1, 2022	Final
Citation 1, item 2a 29 CFR 408.13308(1)	Serious	$4,000	$2,000	Apr 1, 2022	Final
Citation 1, item 2b 29 CFR 1910.335(a)(1)(i) · Safeguards for personnel protection	Serious	$0	$0	Apr 1, 2022	Final
Citation 1, item 2c 29 CFR 408.13389(10)	Serious	$0	$0	Apr 1, 2022	Final
Citation 1, item 3 29 CFR 1910.332(b)(3) · Training	Serious	$4,000	$2,000	Apr 1, 2022	Final

Inspection 344893912 OPENED AUG 24, 2020Closed

Complaint · Partial · Safety · 300 employees at the site · Closed Dec 9, 2020

6242 Garfield Ave., Cass City, MI 48726 · Motor Vehicle Gasoline Engine and Engine Parts Manufacturing · OSHA's record · Phone and website on Google Maps

Citation and rule	Type	Proposed	Current	Issued	Status
Citation 1, item 1 29 CFR 408.16227(2)	Repeat	$25,000	$12,500	Oct 13, 2020	Final

Inspection 342327905 OPENED MAY 16, 2017Closed

Unprogrammed other · Partial · Health · 202 employees at the site · Closed May 14, 2018

6242 Garfield Ave., Cass City, MI 48726 · Motor Vehicle Gasoline Engine and Engine Parts Manufacturing · OSHA's record · Phone and website on Google Maps

Citation and rule	Type	Proposed	Current	Issued	Status
Citation 1, item 1a 29 CFR 1910.1026(j)(1)(ii) · Hexavalent chromium	Serious	$0	$3,780	Jul 7, 2017	Final
Citation 1, item 2b 29 CFR 1910.1026(l)(1) · Hexavalent chromium	Serious	$0	$0	Jul 7, 2017	Final
Citation 1, item 2c 29 CFR 1910.1026(i)(5) · Hexavalent chromium	Serious	$0	$0	Jul 7, 2017	Final
Citation 1, item 2d 29 CFR 325.60005(4)	Serious	$0	$0	Jul 7, 2017	Final

Inspection 342293545 OPENED MAY 2, 2017Closed

Planned · Complete · Safety · 202 employees at the site · Closed Jul 20, 2018

6242 Garfield Ave., Cass City, MI 48726 · Motor Vehicle Gasoline Engine and Engine Parts Manufacturing · OSHA's record · Phone and website on Google Maps

Citation and rule	Type	Proposed	Current	Issued	Status
Citation 1, item 1 29 CFR 408.10323(1)	Other-than-serious	$4,500	$450	Jun 28, 2017	Final
Citation 1, item 3 29 CFR 408.11426(1)	Serious	$4,500	$2,700	Jun 28, 2017	Final
Citation 1, item 5 29 CFR 408.13390	Serious	$4,500	$2,700	Jun 28, 2017	Final
Citation 1, item 6 29 CFR 1910.305(b)(1)(ii) · Electrical wiring methods	Serious	$4,500	$2,700	Jun 28, 2017	Final
Citation 1, item 7a 29 CFR 408.15815(1)	Serious	$4,500	$1,800	Jun 28, 2017	Final
Citation 1, item 7b 29 CFR 408.15815(2)	Serious	$0	$0	Jun 28, 2017	Final
Citation 1, item 8a 29 CFR 1910.147(c)(7)(i)(a) · Lockout/tagout	Serious	$7,000	$4,200	Jun 28, 2017	Final
Citation 1, item 8b 29 CFR 1910.147(c)(6)(i) · Lockout/tagout	Serious	$0	$0	Jun 28, 2017	Final
Citation 1, item 8c 29 CFR 1910.147(c)(5)(i) · Lockout/tagout	Serious	$0	$0	Jun 28, 2017	Final
Citation 1, item 9 29 CFR 408.11421(6)	Serious	$0	$2,700	Jun 28, 2017	Final
Citation 1, item 10a 29 CFR 408.12635(1)(B)	Serious	$4,500	$4,500	Jun 28, 2017	Final
Citation 1, item 10b 29 CFR 408.16251	Serious	$25,000	$0	Jun 28, 2017	Final
Citation 2, item 1 29 CFR 408.16223	Repeat	$20,000	$10,500	Jun 28, 2017	Final
Citation 2, item 2 29 CFR 408.16227(2)	Serious	$35,000	$4,200	Jun 28, 2017	Final
Citation 3, item 1 29 CFR 408.10187(1)	Other-than-serious	$0	$0	Jun 28, 2017	Final
Citation 3, item 2 29 CFR 408.10454(3)	Other-than-serious	$0	$0	Jun 28, 2017	Final
Citation 3, item 3 29 CFR 408.11222(1)	Other-than-serious	$0	$0	Jun 28, 2017	Final
Citation 3, item 4 29 CFR 408.15815(9)	Other-than-serious	$0	$0	Jun 28, 2017	Final
Citation 3, item 5 29 CFR 1910.106(d)(2)(iii) · Flammable liquids	Other-than-serious	$0	$0	Jun 28, 2017	Final
Citation 3, item 6 29 CFR 1910.1200(e)(1) · Hazard communication	Other-than-serious	$0	$0	Jun 28, 2017	Final

Inspection 114539265 OPENED FEB 25, 1998Closed

Complaint · Partial · Health · 394 employees at the site · Closed Mar 9, 1998

6242 Garfield, Cass City, MI 48726 · OSHA's record · Phone and website on Google Maps

No citations from this inspection.

Inspection 114538275 OPENED SEP 21, 1995Closed

Referral · Partial · Health · 450 employees at the site · Closed Apr 8, 1996

6242 Garfield, Cass City, MI 48726 · OSHA's record · Phone and website on Google Maps

Citation and rule	Type	Proposed	Current	Issued	Status
Citation 1, item 1 29 CFR 3256.5(2)	Other-than-serious	$0	$0	Dec 19, 1995	Closed
Citation 1, item 2 29 CFR 3256.6(1)	Other-than-serious	$0	$0	Dec 19, 1995	Closed
Citation 1, item 3a 29 CFR 1910.1200(f)(5) · Hazard communication	Other-than-serious	$0	$0	Dec 19, 1995	Closed
Citation 1, item 3b 29 CFR 1910.1200(h)(1) · Hazard communication	Other-than-serious	$0	$0	Dec 19, 1995	Closed

1 older inspection

Inspection 114518095 OPENED JUL 20, 1993Closed

Planned · Complete · Health · 450 employees at the site · Closed Feb 4, 1999

6242 Garfield, Cass City, MI 48726 · OSHA's record · Phone and website on Google Maps

Citation and rule	Type	Proposed	Current	Issued	Status
Citation 1, item 1 29 CFR 3256.104(1)	Serious	$1,625	$1,625	Oct 12, 1993	Closed
Citation 1, item 2a 29 CFR 3256.112(1)	Serious	$1,875	$1,875	Oct 12, 1993	Closed
Citation 1, item 2b 29 CFR 3256.123(1)	Serious	$0	$0	Oct 12, 1993	Closed
Citation 2, item 1 29 CFR 3256.124(1)	Other-than-serious	$0	$0	Oct 12, 1993	Closed

Injury and illness logs

From the Form 300A summaries employers file with OSHA each year. Rate = recordable cases per 100 full-time workers.

In 2025, the Cass City site logged 6 recordable injuries or illnesses among about 252 workers: 3.8 per 100 full-time workers, against a median of 2.6 for its industry. Those cases cost 119 days away from work.

Site and year	Workers	Cases	Days-away cases	Rate	Industry median
Walbro Cass City Cass City · 2025	252	6	3	3.8	2.6
Walbro Grand Rapids Grand Rapids · 2025	79	0	0	0.0	2.1
Walbro LLC Cass City · 2024	329	9	4	3.8	2.7
Walbro South Grand Rapids · 2023	85	2	1	3.3	2.6

The rules behind these citations

Current text from the Code of Federal Regulations. Some citations were issued under older wording.

29 CFR 1910.1026 · Hexavalent chromium

29 CFR 1910.1026(i)(5)

(5) Prohibited activities. The employer shall ensure that employees do not eat, drink, smoke, chew tobacco or gum, or apply cosmetics in regulated areas, or in areas where skin or eye contact with chromium (VI) occurs; or carry the products associated with these activities, or store such products in these areas.

29 CFR 1910.1026(j)(1)(ii)

(ii) All spills and releases of chromium (VI) containing material are cleaned up promptly.

29 CFR 1910.1026(l)(1)

(l) Communication of chromium (VI) hazards to employees—(1) Hazard communication—general—(i) Chemical manufacturers, importers, distributors and employers shall comply with all requirements of the Hazard Communication Standard (HCS) (§ 1910.1200) for chromium (VI).

29 CFR 1910.106 · Flammable liquids

29 CFR 1910.1200 · Hazard communication

29 CFR 1910.147 · Lockout/tagout

29 CFR 1910.303 · Electrical equipment, general requirements

29 CFR 1910.305 · Electrical wiring methods

29 CFR 1910.332 · Training

29 CFR 1910.335 · Safeguards for personnel protection

29 CFR 3256.104

29 CFR 3256.112

29 CFR 3256.123

29 CFR 3256.124

29 CFR 3256.5

29 CFR 3256.6

Other motor vehicle gasoline engine and engine parts manufacturing employers in Michigan

Tenneco Automotive Operating Company Inc. Marshall · 34 citations · $70,300
Martinrea Jonesville LLC Jonesville · 19 citations · $62,900
Stellantis Fca US LLC Sterling Stamping Plant Sterling Heights · 3 citations · $4,800
Webasto Roof Systems, Inc. Rochester Hills · 58 citations · $30,500
Pridgeon & Clay Inc Grand Rapids · 199 citations · $99,460
Neapco Drivelines LLC Belleville · 134 citations · $326,006

Source: U.S. Department of Labor, OSHA enforcement data. A citation is OSHA's allegation; employers can contest it, and the status column shows where each item stands. Something wrong on this page? Tell us.