Dag Diesel Inc is an active interstate carrier based in Naperville, IL.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 23 | 0 | 0 |
| Tractors | 7 | 16 | 0 |
| Trailers | 0 | 46 | 0 |
| Total Power Units | 23 | ||
Distinct vehicles · 24 mo
vs 23 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% | 92% | Worse than most peers |
| HOS Compliance | 91% | 95% | Worse than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 89% | 95% | 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 | 0 | — | 6.67% |
| Vehicle | 0 | 7 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Jul 1, 2025 | 0 | 0 | 2 | 2 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 16 | 6 | 6 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 11, 2026 | MD | TRUCK TRACTOR | 3 | 2 |
| Feb 11, 2026 | AR | TRUCK TRACTOR | 0 | 0 |
| Feb 3, 2026 | NE | TRUCK TRACTOR | 1 | 0 |
| Jan 7, 2026 | MI | TRUCK TRACTOR | 0 | 0 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 4 | 3.81 | — |
| HOS Compliance | 4 | 1.29 | — |
| Vehicle Maintenance | 7 | 10.82 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 12 states. Top state OH accounts for 18% of activity. Activity outside home state (IL): 100%.
+7 other states with fewer inspections
| Hours-of-Service Compliance | 5 | 2 | 0 |
| Unsafe Driving | 5 | 2 | 0 |
| Nov 13, 2025 |
| PA |
| TRUCK TRACTOR |
| 1 |
| 0 |
| Oct 15, 2025 | OH | TRUCK TRACTOR | 1 | 0 |
| Oct 13, 2025 | OH | TRUCK TRACTOR | 3 | 0 |
| Sep 20, 2025 | OH | TRUCK TRACTOR | 0 | 0 |
| Aug 19, 2025 | NY | TRUCK TRACTOR | 7 | 3 |
| Aug 8, 2025 | IN | TRUCK TRACTOR | 2 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 11, 2026 | 39375A3TAOL | Tires - All others leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Vehicle Maintenance | Yes |
| Mar 11, 2026 | 3939ALHWS | Lighting - Hazard warning signal(s) inoperative | Vehicle Maintenance | — |
| Mar 11, 2026 | 3939ALTSI | Lighting - Turn signal - Any inoperative on the rearmost vehicle. | Vehicle Maintenance | Yes |
| Feb 3, 2026 | 3958EHOSPD | HOS (Property) - No driver may make a false report in connection with a duty status. Explain | Hours-of-Service Compliance | — |
| Nov 13, 2025 | 39617CPI | Operating a CMV without documentation of a periodic inspection | Vehicle Maintenance | — |
| Oct 15, 2025 | 3922INAT | Driver- Inattentive or Distracted Driving | Unsafe Driving | — |
| Oct 13, 2025 | 39216D | Driver - Failed to use seat belt while operating a CMV | Unsafe Driving | — |
| Oct 13, 2025 | 3958EHOSPD | HOS (Property) - No driver may make a false report in connection with a duty status. Explain | Hours-of-Service Compliance | — |
| Oct 13, 2025 | 39617CPI | Operating a CMV without documentation of a periodic inspection | Vehicle Maintenance | — |
| Aug 19, 2025 | 393130CCHVE | Heavy Vehicles/Equipment - Improper securement of heavy vehicles equipment or machinery with crawler tracks or wheels | Vehicle Maintenance | Yes |