Equipment unit · VIN-decoded · NHTSA vPIC

2002 Peterbilt 379

1XP5DB9X42D580563 · Truck-Tractor · TRUCK
Carriers run under3
27 mo
Inspections4
all-time
OOS inspections2
of 4
First seenApr 12, 2024
TX
Last seenJul 3, 2026
TX
Inspected under 3 different carriers in 27 months
A unit that bounces between many operators can indicate slip-seating, heavy sub-haul, or double-brokering. Review the carrier timeline below for load integrity — context for human judgment, not a verdict.
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XP5DB9X42D580563
Make
Peterbilt
Model
379
Model year
2002
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 12, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
1XP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
5DB9X

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
2002 or 2032

Position 10 repeats every 30 years; both candidates are retained and neither is silently selected.

North American serial sequence
580563

Deterministic · positions 12–17 for a North American WMI.

Sourced platform inference

The prefix store publishes only at support ≥ 3 and purity ≥ 90%. Prefix confidence is shown beside every established platform claim.

Make
PETERBILT

Prefix basis · 13,463 decoded VINs at 100.0% prefix purity.

Model
379

Prefix basis · 13,463 decoded VINs at 100.0% prefix purity.

Model line
Not established

No sourced model-line label is established.

No source established for this field.

Generation
Not established

No sourced generation label is established.

No source established for this field.

Cab type
Not established

No sourced cab label is established.

No source established for this field.

Federal observation (NHTSA vPIC)

What the federal corpus observed directly for this exact VIN — independent of, and sometimes more specific than, the prefix-level inference above.

Observed model year
2002

Observed directly for this VIN via NHTSA vPIC.

Observed make
PETERBILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
379

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck-Tractor

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRUCK

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 8: 33,001 lb and above (14,969 kg and above)

Observed directly for this VIN via NHTSA vPIC.

Not established

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Apr 12, 2024 – Jul 3, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 3, 2026TXII · Walk-around8OOSTUTLE & TUTLE TRUCKING INC 10587051N26702/TX
Oct 10, 2025TXII · Walk-around4GUARDIAN OILFIELD SERVICES INC 18130881N26702/TX
Sep 14, 2025TXII · Walk-around1GUARDIAN OILFIELD SERVICES INC 18130881N26702/TX
Apr 12, 2024TXII · Walk-around5OOSDIAMOND B OPERATING LLC 21206531N26702/TX
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TUTLE & TUTLE TRUCKING INC1058705Jul 3, 2026Jul 3, 20261TX
GUARDIAN OILFIELD SERVICES INC1813088Sep 14, 2025Oct 10, 20252OK
DIAMOND B OPERATING LLC2120653Apr 12, 2024Apr 12, 20241TX
Names are left-joined from the FMCSA census; a DOT with no census match falls back to its number.
04

Plate & unit-number history

The same truck under different plate registrations across carriers

PlateState / prov.Unit no.CarrierDate rangeInsp.
1N26702TX1TUTLE & TUTLE TRUCKING INCJul 3, 2026Jul 3, 20261
1N26702TXGUARDIAN OILFIELD SERVICES INCSep 14, 2025Oct 10, 20252
1N26702TXDIAMOND B OPERATING LLCApr 12, 2024Apr 12, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026