Equipment unit · VIN-decoded · NHTSA vPIC

1XPWDP9X6DD199639

Not yet decoded
Carriers run under1
27 mo
Inspections2
all-time
OOS inspections0
of 2
First seenOct 23, 2023
OK
Last seenJan 1, 2026
OK
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

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
WDP9X

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1983 or 2013

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

North American serial sequence
199639

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 · 247 decoded VINs at 100.0% prefix purity.

Model
388

Prefix basis · 247 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.

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 · Oct 23, 2023 – Jan 1, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 1, 2026OKIII · Driver-only0HEARTLAND ENERGY SOLUTIONS LLC 3313518728669/OK
Oct 23, 2023OKII · Walk-around26HEARTLAND ENERGY SOLUTIONS LLC 3313518727738/OK
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HEARTLAND ENERGY SOLUTIONS LLC3313518Oct 23, 2023Jan 1, 20262OK
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.
728669OKHEARTLAND ENERGY SOLUTIONS LLCJan 1, 2026Jan 1, 20261
727738OKHEARTLAND ENERGY SOLUTIONS LLCOct 23, 2023Oct 23, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC