License Plate OK 3MJ478 (Oklahoma) — Super Heaters Llc
USDOT 1683121 · 2007 Peterbilt 379
Recorded vehicle, plate and carrier history
These are dated observations in the records available to us. They do not establish ownership, a sale, a transfer date, or continuous use between observations. The latest observation may not describe today’s vehicle or carrier.
| Observed dates | VIN | Plate | Reported carrier |
|---|---|---|---|
| 2026-01-08 | 1XP5DB9X77D674234 | OK 3MJ478 | SUPER HEATERS LLC · USDOT 1683121 |
Evidence: FMCSA inspection observations and retained snapshots of our vehicle records. Coverage is incomplete; an unreported change cannot be dated from these records.
Most recently recorded carrier for this plate
Super Heaters Llc Active
- USDOT
- 1683121
- MC
- 618684
- Status
- Active
- Type
- Motor Carrier
- Based in
- Houston, TX
- Power units
- 83
- Drivers
- 79
- Inspections (24 mo)
- 45
- Crashes (24 mo)
- 2
- Vehicle OOS rate
- 22.2%
Carrier recorded at the latest inspection in the available records (2026-01-08). This does not establish current ownership or confirm that the carrier still operates this vehicle.
View full carrier profile →Authority, insurance & bonds, safety scores, crash history, inspections and the full fleet list.
What this means
License plate OK-3MJ478 appears in FMCSA inspection records 3 times. Recorded on one vehicle: VIN 1XP5DB9X77D674234 (2007 Peterbilt 379). Most recent operating carrier: Super Heaters Llc (USDOT 1683121). Vehicle make on file: Peterbilt (PTRB) (TRUCK TRACTOR). 1 out-of-service result across all inspections.
About this plate
Commercial license plate OK-3MJ478 (Oklahoma) appears in FMCSA roadside inspection records tied to one commercial vehicle. Inspection activity under this plate runs from 2024-12-02 to 2026-01-08. The latest inspection was in Oklahoma, a Level III — driver and paperwork only.
Vehicle on this plate
This plate is associated with a single vehicle, a 2007 Peterbilt 379 — VIN 1XP5DB9X77D674234 (truck tractor).
Combined inspection & out-of-service record
Across all vehicles on this plate there are 3 inspections on FMCSA record. The records show 1 out-of-service violation across 3 inspections. OOS breakdown: 1 vehicle. The leading violation category is Vehicle Maintenance (8). Vehicle Maintenance covers brakes, lights, tires, load securement and other mechanical condition items.
Operators
Operated by Super Heaters Llc (USDOT 1683121) in every inspection on record.
Vehicle detail (inspections per unit)
FMCSA BASIC safety category breakdown
| BASIC Category | Violations | Status |
|---|---|---|
| Vehicle Maintenance | 8 | ⚠ High |
| Unsafe Driving | 0 | ✓ Clean |
| Driver Fitness | 0 | ✓ Clean |
| Fatigued Driving (HOS) | 0 | ✓ Clean |
| Controlled Substances | 0 | ✓ Clean |
| Hazmat | 0 | ✓ Clean |