Equipment unit · VIN-decoded · NHTSA vPIC

2021 Gillig Low Floor Bus

15GGD2712M3195979 · Bus · BUS
Carriers run under1
13 mo
Inspections2
all-time
OOS inspections0
of 2
First seenFeb 11, 2025
CA
Last seenMar 4, 2026
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
15GGD2712M3195979
Make
Gillig
Model
Low Floor Bus
Model year
2021
Body class
Bus
Vehicle type
BUS
GVWR
Class 7: 26,001 - 33,000 lb (11,794 - 14,969 kg)
Decoded at
Aug 10, 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
15G

Deterministic · VIN positions 1–3.

Vehicle descriptor section
GD271

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1991 or 2021

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

North American serial sequence
195979

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
GILLIG

Prefix basis · 31 decoded VINs at 100.0% prefix purity.

Model
Low Floor Bus

Prefix basis · 31 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
2021

Observed directly for this VIN via NHTSA vPIC.

Observed make
GILLIG

Observed directly for this VIN via NHTSA vPIC.

Observed model
Low Floor Bus

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Bus

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
BUS

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 7: 26,001 - 33,000 lb (11,794 - 14,969 kg)

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 · Feb 11, 2025 – Mar 4, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 4, 2026CAV · Vehicle-only0WESTERN CONTRA COSTA TRANSIT AUTHORITY 26460991631557/CA
Feb 11, 2025CAV · Vehicle-only0WESTERN CONTRA COSTA TRANSIT AUTHORITY 26460991631557/CA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WESTERN CONTRA COSTA TRANSIT AUTHORITY2646099Feb 11, 2025Mar 4, 20262CA
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.
1631557CAWESTERN CONTRA COSTA TRANSIT AUTHORITYFeb 11, 2025Mar 4, 20262
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 10, 2026