Equipment unit · VIN-decoded · NHTSA vPIC

16VGX2021H6045226

Not yet decoded
Carriers run under2
25 mo
Inspections2
all-time
OOS inspections2
of 2
First seenOct 6, 2023
TN
Last seenNov 5, 2025
MS
Inspected under 2 different carriers in 25 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

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
16V

Deterministic · VIN positions 1–3.

Vehicle descriptor section
GX202

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1987 or 2017

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

North American serial sequence
045226

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
BIG TEX

Prefix basis · 56 decoded VINs at 100.0% prefix purity.

Model
Big Tex

Prefix basis · 56 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 6, 2023 – Nov 5, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 5, 2025MSI · Full8OOSSIGNATURE UTILITY SERVICES LLC 31643861A0B9AD/AL
Oct 6, 2023TNI · Full5OOSSIGNATURE LINE SERVICES LLC 33206161A0B9AD/AL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SIGNATURE UTILITY SERVICES LLC3164386Nov 5, 2025Nov 5, 20251AL
SIGNATURE LINE SERVICES LLC3320616Oct 6, 2023Oct 6, 20231AL
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.
1A0B9ADALSIGNATURE UTILITY SERVICES LLCNov 5, 2025Nov 5, 20251
1A0B9ADALSIGNATURE LINE SERVICES LLCOct 6, 2023Oct 6, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC