Wolverine Oil & Supply Co Inc is an active interstate carrier based in Dearborn, MI.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 7 | 0 | 0 |
| Total Power Units | 7 | ||
Distinct vehicles · 24 mo
vs 7 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category | Insp w/ Viol |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 81% | 94% | Worse than most peers |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 93% | 98% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 79% | 92% | Worse than most peers |
Lower percentile = lower SMS measure = stronger safety record. Computed nightly across active carriers in the same state and fleet-size band.
| Type | Inspections | OOS | OOS % | Nat'l Avg |
|---|---|---|---|---|
| Driver | 0 | 1 | — | 6.67% |
| Vehicle | 0 | 0 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
Where they run
Inspected in 1 state. Top state MI accounts for 100% of activity.
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 3 | 1 | 0 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 10, 2026 | MI | STRAIGHT TRUCK | 1 | 0 |
| Feb 23, 2026 | MI | STRAIGHT TRUCK | 0 | 0 |
| May 30, 2025 | MI | STRAIGHT TRUCK | 3 | 1 |
| Apr 8, 2025 | MI | STRAIGHT TRUCK | 1 | 0 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 1 | 0.99 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 2 | 3.50 | — |
| Driver Fitness | 1 | 2.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| Driver Fitness |
| 1 |
| 1 |
| 1 |
| Unsafe Driving | 1 | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 10, 2026 | 3939ALHLI | Lighting - Headlamp(s) - Any inoperative | Vehicle Maintenance | — |
| May 30, 2025 | 38323A2LCDLN | License (CDL) - Operate a CMV and does not possess a valid CDL | Driver Fitness | Yes |
| May 30, 2025 | 39347E | Brake Out of Adjustment - Roto Clamp (Short & Long) DD-3 or Bolt | Vehicle Maintenance | — |
| May 30, 2025 | 39360C | Windshield - Damaged or Discolored | Vehicle Maintenance | — |
| Apr 8, 2025 | 3922SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Unsafe Driving | — |