Equipment unit · VIN-decoded · NHTSA vPIC

2023 Mack Anthem

1M1AN3GY3PM031832 · Truck-Tractor · TRUCK
Carriers run under2
29 mo
Inspections5
all-time
OOS inspections1
of 5
First seenJun 15, 2023
TX
Last seenNov 20, 2025
IA
Inspected under 2 different carriers in 29 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
1M1AN3GY3PM031832
Make
Mack
Model
Anthem
Model year
2023
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 28, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
02

Inspection history

Every roadside inspection of this VIN, newest first · Jun 15, 2023 – Nov 20, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 20, 2025IAIII · Driver-only2—GROUNDED AIR TRANSPORT INC 2450787RC17522/MI
Jul 14, 2025NMII · Walk-around0—SD TANK LINES LLC 3251991RC17522/MI
Dec 28, 2024TXII · Walk-around7OOSSD TANK LINES LLC 3251991RC17522/MI
Sep 30, 2023ARIII · Driver-only0—SD TANK LINES LLC 3251991RC17522/MI
Jun 15, 2023TXIII · Driver-only0—SD TANK LINES LLC 3251991RC17522/MI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GROUNDED AIR TRANSPORT INC2450787Nov 20, 2025Nov 20, 20251MN
SD TANK LINES LLC3251991Jun 15, 2023Jul 14, 20254IN
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.
RC17522MI—GROUNDED AIR TRANSPORT INCNov 20, 2025 → Nov 20, 20251
RC17522MI—SD TANK LINES LLCJun 15, 2023 → Jul 14, 20254
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026