Equipment unit · VIN-decoded · NHTSA vPIC

2015 Mack CHU (Pinnacle)

1M1AN09Y8FM019072 · Truck-Tractor · TRUCK
Carriers run under3
24 mo
Inspections9
all-time
OOS inspections0
of 9
First seenJul 25, 2023
NM
Last seenJul 25, 2025
LA
Inspected under 3 different carriers in 24 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
1M1AN09Y8FM019072
Make
Mack
Model
CHU (Pinnacle)
Model year
2015
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 19, 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
1M1

Deterministic · VIN positions 1–3.

Vehicle descriptor section
AN09Y

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1985 or 2015

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

North American serial sequence
019072

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 · 358 decoded VINs at 100.0% prefix purity.

Model
CHU (Pinnacle)

Prefix basis · 358 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
2015

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
TRUCK

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 25, 2023 – Jul 25, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 25, 2025LAII · Walk-around1DOC ENERGY SERVICES INC 509015P287595/LA
May 3, 2024USIII · Driver-only0GCC SUN CITY MATERIALS LLC 2934135R339912/TX
Apr 19, 2024NMIII · Driver-only0GCC SUN CITY MATERIALS LLC 2934135R339912/TX
Apr 18, 2024NMIII · Driver-only0GCC TRANSPORTE SA DE CV 65015582EP4C/MX
Apr 5, 2024NMIII · Driver-only0GCC SUN CITY MATERIALS LLC 2934135R339912/TX
Feb 22, 2024USIII · Driver-only0GCC SUN CITY MATERIALS LLC 2934135R339912/TX
Jan 4, 2024NMII · Walk-around0GCC TRANSPORTE SA DE CV 650155R339912/TX
Sep 11, 2023USIII · Driver-only0GCC SUN CITY MATERIALS LLC 293413582EP4C/MX
Jul 25, 2023NMIII · Driver-only0GCC SUN CITY MATERIALS LLC 2934135R339912/TX
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DOC ENERGY SERVICES INC509015Jul 25, 2025Jul 25, 20251LA
GCC SUN CITY MATERIALS LLC2934135Jul 25, 2023May 3, 20246TX
GCC TRANSPORTE SA DE CV650155Jan 4, 2024Apr 18, 20242CI
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.
P287595LADOC ENERGY SERVICES INCJul 25, 2025Jul 25, 20251
R339912TXGCC SUN CITY MATERIALS LLCJul 25, 2023May 3, 20245
82EP4CMXGCC TRANSPORTE SA DE CVApr 18, 2024Apr 18, 20241
R339912TXGCC TRANSPORTE SA DE CVJan 4, 2024Jan 4, 20241
82EP4CMXGCC SUN CITY MATERIALS LLCSep 11, 2023Sep 11, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 19, 2026