Equipment unit · VIN-decoded · NHTSA vPIC

2014 Peterbilt 579

1XPBD49X6ED223064 · Truck-Tractor · TRUCK
Carriers run under1
34 mo
Inspections25
all-time
OOS inspections3
of 25
First seenJul 18, 2023
CA
Last seenMay 28, 2026
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XPBD49X6ED223064
Make
Peterbilt
Model
579
Model year
2014
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 14, 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
BD49X

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1984 or 2014

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

North American serial sequence
223064

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 · 26,166 decoded VINs at 100.0% prefix purity.

Model
579

Prefix basis · 26,166 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
2014

Observed directly for this VIN via NHTSA vPIC.

Observed make
PETERBILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
579

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 · Jul 18, 2023 – May 28, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 28, 2026CAI · Full4OOSGREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
Apr 28, 2026CAI · Full3GREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
Dec 2, 2025USI · Full0GREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
Oct 27, 2025USI · Full1GREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
Oct 16, 2025CAIII · Driver-only0GREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
May 28, 2025CAIII · Driver-only0GREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
May 28, 2025USI · Full0GREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
May 27, 2025USII · Walk-around2OOSGREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
Mar 6, 2025CAI · Full0GREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
Mar 5, 2025CAI · Full1GREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
Jan 14, 2025CAI · Full0GREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
Oct 14, 2024CAI · Full0GREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
Oct 14, 2024CAI · Full1OOSGREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
Aug 26, 2024CAIV · Special1GREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
Aug 7, 2024CAIII · Driver-only0GREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
Jun 6, 2024CAI · Full0GREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
Jun 4, 2024CAI · Full1GREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
Mar 1, 2024CAI · Full0GREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
Feb 12, 2024CAI · Full0GREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
Dec 20, 2023CAIII · Driver-only0GREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
Oct 25, 2023CAIII · Driver-only0GREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
Oct 2, 2023USI · Full0GREATWIDE DALLAS MAVIS LLC 57264110933Z/CA
Sep 13, 2023CAIII · Driver-only0GREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
Sep 5, 2023CAIII · Driver-only1GREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
Jul 18, 2023CAI · Full2GREATWIDE DALLAS MAVIS LLC 57264110933Z/WI
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GREATWIDE DALLAS MAVIS LLC572641Jul 18, 2023May 28, 202625PA
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.
10933ZWIGREATWIDE DALLAS MAVIS LLCJul 18, 2023May 28, 202624
10933ZCAGREATWIDE DALLAS MAVIS LLCOct 2, 2023Oct 2, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026