Equipment unit · VIN-decoded · NHTSA vPIC

2016 Mack CHU (Pinnacle)

1M2AN07Y9GM020845 · Truck-Tractor · INCOMPLETE VEHICLE
Carriers run under1
26 mo
Inspections3
all-time
OOS inspections1
of 3
First seenJul 24, 2023
WY
Last seenSep 24, 2025
WY
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1M2AN07Y9GM020845
Make
Mack
Model
CHU (Pinnacle)
Model year
2016
Body class
Truck-Tractor
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 25, 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
1M2

Deterministic · VIN positions 1–3.

Vehicle descriptor section
AN07Y

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1986 or 2016

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

North American serial sequence
020845

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 · 108 decoded VINs at 100.0% prefix purity.

Model
CHU (Pinnacle)

Prefix basis · 108 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
2016

Observed directly for this VIN via NHTSA vPIC.

Observed make
MACK

Observed directly for this VIN via NHTSA vPIC.

Observed model
CHU (Pinnacle)

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck-Tractor

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 8: 33,001 lb and above (14,969 kg and above)

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 · Jul 24, 2023 – Sep 24, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 24, 2025WYI · Full0WALTERS EXCAVATION LLC 404036311166/WY
May 29, 2024WYI · Full0WALTERS EXCAVATION LLC 404036311C1316/WY
Jul 24, 2023WYI · Full1OOSWALTERS EXCAVATION LLC 4040363111316/WY
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WALTERS EXCAVATION LLC4040363Jul 24, 2023Sep 24, 20253WY
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.
11166WYWALTERS EXCAVATION LLCSep 24, 2025Sep 24, 20251
11C1316WYWALTERS EXCAVATION LLCMay 29, 2024May 29, 20241
111316WYWALTERS EXCAVATION LLCJul 24, 2023Jul 24, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 25, 2026