DD
DIESEL DIAGNOSTICS LLC
DOT 3901197ActiveIntrastate Non-HazmatAPACHE JUNCTION, AZ
COMPANY
Authority since
—
MCS-150
2026-01-27 · 9,800 mi (2025)
Fleet
1 units · — trailers · 2 drivers
Annual mileage (VMT)
9,800 mi (2025)
ADDRESS
Physical
1678 W SUPERSTITION BLVD #6C
APACHE JUNCTION, AZ 85120
APACHE JUNCTION, AZ 85120
Mailing
PO BOX 1983
GILBERT, AZ 85299
GILBERT, AZ 85299
CONTACT
Phone
4802019661
Email
azdieseldiagnostics@gmail.com
OFFICERS
Primary Officer
JULIA SIEVERS
Title
MEMBER
Origin
Western-northern-european
Origin candidates
German 84%
OPERATION & CARGO
Operation classification
Private Property
Specialty
Heavy Haul / Oilfield
Cargo types
3
General FreightMachinery, Large ObjectsUtility
Self-reported by the company on its latest MCS-150 filing (FMCSA census). Reflects what the carrier is authorized and equipped to haul, not actual recent loads. Specialty is our summary of the declared cargo mix.
AUTHORITY
—
Active authority
INSURANCE
None
No coverage on file
RISK GRADE
Moderate Risk
1 risk factors · 0 strengths
OOS RATE
0.0%
0 / 0 inspections
Fleet vs Reality
last 12 months · power-unit VINs from roadside inspections Checking local VIN index…
Moderate Risk
1 risk factor · 0 strengths · 2 data pointsSAFETY PERFORMANCE
Crash Record
0 crashes · 0 fatal · 0 with injuries · 0 tow-away
Clean Inspection Rate
No inspection data
Out-of-Service Rate
—
COMPLIANCE & AUTHORITY
Operating Authority
Active operating authority on file
Authority Events
No authority history events
MCS-150 Filing
Last filed 2026-01-27
INSURANCE
Active Coverage
No insurance policies on file
SUMMARY
No active insurance on file
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