Diesel Diagnostics LLC (USDOT 3901197)
USDOT 3901197 · Active · Apache Junction · AZ
Public listing
- Legal name
- Diesel Diagnostics LLC
- License or register id
- USDOT 3901197
- Status
- Active
- State
- AZ
- City
- Apache Junction
- Category
- Private Property
- Phone
- +1 (480) 201-9661
- Address
- 1678 W Superstition Blvd #6c, Apache Junction, AZ, 85120
- Official source
- FMCSA Company Census
Verify this record on the official source named above before you hire, fund, or rely on it. An index listing is not an endorsement, a rating, or a review. Empty phone or address means that public file did not include it.
Census fleet
- Power units
- 1
- Drivers
- 2
- Operation
- Intrastate non-hazmat
- Classification
- Private Property
- Census status
- Active
- Trucks
- 1
- MCS-150 mileage
- 9800 (2025)
- MCS-150 date
- 20260127
- Fleet size
- 1 power units
- Hazmat
- No
- Company officer
- David Sievers, Julia Sievers
- Mailing address
- Po Box 1983, Gilbert, AZ, 85299
Company Census fields (fleet, safety, cargo, officers, mailing). VIN/plate come from SMS Input joins when present.
About
Diesel Diagnostics LLC is in the FMCSA Company Census as USDOT 3901197. census status Active. address 1678 W Superstition Blvd #6c, Apache Junction, AZ, 85120. 1 power units. 2 drivers. Private Property. Intrastate non-hazmat operation. Source: public FMCSA Company Census. Not an FMCSA endorsement.
How to verify
How do I verify Diesel Diagnostics LLC?
Match the legal name and USDOT 3901197 on FMCSA SAFER. BrokerMafia republishes the public Motus and Company Census record and does not endorse the firm.
What does this listing show?
Operating authority, USDOT, census fleet, and insurance filings when those fields are on the FMCSA extract.

