Equipment unit · VIN-decoded · NHTSA vPIC

2017 Gmc Sierra

1GD31VCY2HF208085 · Incomplete - Chassis Cab (Single Cab) · INCOMPLETE VEHICLE
Carriers run under2
32 mo
Inspections2
all-time
OOS inspections1
of 2
First seenDec 13, 2023
MA
Last seenAug 19, 2026
MA
Inspected under 2 different carriers in 32 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
1GD31VCY2HF208085
Make
Gmc
Model
Sierra
Model year
2017
Body class
Incomplete - Chassis Cab (Single Cab)
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 3: 10,001 - 14,000 lb (4,536 - 6,350 kg)
Decoded at
Aug 24, 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
1GD

Deterministic · VIN positions 1–3.

Vehicle descriptor section
31VCY

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

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
208085

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
GMC

Prefix basis · 6 decoded VINs at 100.0% prefix purity.

Model
Sierra

Prefix basis · 6 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 · Dec 13, 2023 – Aug 19, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 19, 2026MAI · Full2OOSSUPERIOR PLUS ENERGY SERVICES INC 157649T50379/MA
Dec 13, 2023MAII · Walk-around0—OSTERMAN PROPANE LLC 245231T50379/MA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SUPERIOR PLUS ENERGY SERVICES INC157649Aug 19, 2026Aug 19, 20261NY
OSTERMAN PROPANE LLC245231Dec 13, 2023Dec 13, 20231MA
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.
T50379MA1SUPERIOR PLUS ENERGY SERVICES INCAug 19, 2026 → Aug 19, 20261
T50379MA—OSTERMAN PROPANE LLCDec 13, 2023 → Dec 13, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 24, 2026