Equipment unit · VIN-decoded · NHTSA vPIC

1M1AN4GY2LM019686

Not yet decoded
Carriers run under2
22 mo
Inspections2
all-time
OOS inspections0
of 2
First seenJan 18, 2024
TX
Last seenNov 27, 2025
OK
Inspected under 2 different carriers in 22 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
1M1

Deterministic · VIN positions 1–3.

Vehicle descriptor section
AN4GY

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1990 or 2020

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

North American serial sequence
019686

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
MACK

Prefix basis · 7,931 decoded VINs at 100.0% prefix purity.

Model
Anthem

Prefix basis · 7,931 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 · Jan 18, 2024 – Nov 27, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 27, 2025OKII · Walk-around0CANYON OILFIELD SERVICES LLC 10033363MI613/OK
Jan 18, 2024TXII · Walk-around0BLACKHAWK TRANSPORT INC 39146013793Z/WI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CANYON OILFIELD SERVICES LLC1003336Nov 27, 2025Nov 27, 20251OK
BLACKHAWK TRANSPORT INC391460Jan 18, 2024Jan 18, 20241WI
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.
3MI613OKCANYON OILFIELD SERVICES LLCNov 27, 2025Nov 27, 20251
13793ZWIBLACKHAWK TRANSPORT INCJan 18, 2024Jan 18, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC