VIN 1GDM7F1394F509799 — 2004 GMC T-Series
Recorded with Treewerx · USDOT 2925848
Vehicle identity
| VIN | 1GDM7F1394F509799 |
| Model year | 2004 |
| Make | GMC |
| Model | T-Series |
| Vehicle type | STRAIGHT TRUCK |
| License plate | WI HD37486 (Wisconsin) |
| Last inspected | 2025-08-22 |
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 |
|---|---|---|---|
| 2025-08-22 | 1GDM7F1394F509799 | WI HD37486 | TREEWERX · USDOT 2925848 |
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 vehicle
Treewerx Active
- USDOT
- 2925848
- MC
- —
- Status
- Active
- Type
- Motor Carrier
- Based in
- Cambridge, WI
- Power units
- 3
- Drivers
- 3
- Inspections (24 mo)
- 3
- Crashes (24 mo)
- 0
- Vehicle OOS rate
- 66.7%
Carrier recorded at the latest inspection in the available records (2025-08-22). 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
1GDM7F1394F509799 is a 2004 GMC T-Series operated by Treewerx (USDOT 2925848). License plate on its inspection records: WI HD37486. 1 roadside inspection on FMCSA record. No out-of-service violations are recorded for this VIN in the available inspection records. Other violations may still be present.
What this VIN is
2004 GMC T-Series is the vehicle NHTSA’s VIN registry returns for 1GDM7F1394F509799. It is a truck built by GENERAL MOTORS LLC at the FLINT, MICHIGAN plant. Powertrain: 7.8L displacement, running on diesel. Its gross vehicle weight rating (Class 7: 26,001 - 33,000 lb (11,794 - 14,969 kg)) places it in Class 7 heavy-duty (26,001–33,000 lb) — large straight trucks, often requiring a CDL.
Roadside inspection & out-of-service record
This specific vehicle appears in 1 FMCSA roadside inspection (most recent activity 2025-08-22). Across those inspections it was never placed out of service. Its most recent inspection (2025-08-22) was in Wisconsin, a Level II — walk-around inspection of the driver and the vehicle. Of 3 recorded violations, the most come from Vehicle Maintenance (3). Vehicle Maintenance covers brakes, lights, tires, load securement and other mechanical condition items.
Operator history
Operated by Treewerx (USDOT 2925848) on 2025-08-22 — 1 inspection, none out of service.
Full spec sheet (NHTSA vPIC decode)
| Make | GMC |
| Model | T-Series |
| Model Year | 2004 |
| Trim | Tilt cab 86.0 BBC |
| Vehicle Type | INCOMPLETE VEHICLE NHTSA’s top-level vehicle category derived from the VIN. |
| Body Class | Truck The body style NHTSA assigns from the VIN — e.g. truck-tractor, straight truck, or cutaway. |
| G V W R | Class 7: 26,001 - 33,000 lb (11,794 - 14,969 kg) Class 7 heavy-duty (26,001–33,000 lb) — large straight trucks, often requiring a CDL |
| Manufacturer | GENERAL MOTORS LLC The legal manufacturer of record in NHTSA’s database. |
| Plant City | FLINT Where the chassis was assembled — useful for verifying the VIN against the build record. |
| Plant State | MICHIGAN |
| Plant Country | UNITED STATES (USA) |
| Engine Configuration | In-Line Cylinder layout (e.g. inline-6), the dominant configuration in Class 8 diesels. |
| Engine Cylinders | 6 |
| Displacement L | 7.8 Engine displacement in liters — bigger generally means more torque for heavy loads. |
| Fuel Type Primary | Diesel Primary fuel — diesel dominates heavy trucking; CNG/electric change maintenance and range. |
| Brake System Type | Air Air vs hydraulic brakes — air brakes are standard on heavy trucks and require an endorsement. |
| Drive Type | 4x2 Axle drive configuration (e.g. 6x4), which affects traction and fuel economy. |
| Axles | 2 Number of axles — ties directly to weight limits and toll/registration class. |
FMCSA BASIC safety category breakdown
| BASIC Category | Violations | Status |
|---|---|---|
| Vehicle Maintenance | 3 | ! Moderate |
| Unsafe Driving | 0 | ✓ Clean |
| Driver Fitness | 0 | ✓ Clean |
| Fatigued Driving (HOS) | 0 | ✓ Clean |
| Controlled Substances | 0 | ✓ Clean |
| Hazmat | 0 | ✓ Clean |
Operator & inspection history
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Frequently Asked Questions
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