Services

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✅ Tank Truck Inspections & Repairs
✅ Trailer Repairs & Rebuilds
✅ Aviation GSE Maintenance & Support
✅ Vacuum Pump & Sanitary Truck Service (Masport, Fruitland & more)
✅ Fleet Upfitting & Custom Solutions
✅ Fabrication & Specialized Repairs
✅ Preventative Maintenance Programs (Monthly & Annual)
✅ Mobile & Drop-Off Service — We come to you, or you can bring your truck to our shop in Stockton, CA.

Annual DOT/BIT Inspections
Ensure your fleet remains compliant and ready for operation.

DOT Cargo Tank Testing (VK/IP)
Certified testing for vacuum and pressure cargo tanks.

Chassis Alterations & Component Relocation
Custom modifications for pump systems, tanks, and accessories.

Piping & Valve Repair / Installation
From leak repairs to complete system replacements.

Tank Changeouts & Retrofits
Upgrade or replace tanks for improved safety and performance.

Pumping System Repair / Installation
Full service for Blackmer, Masport, Fruitland, Betts, Muncie, and more.

PTO, Driveline & Hydraulic System Repair / Installation
Expert diagnostics, parts replacement, and alignment.

Aluminum Welding & Custom Fabrication
In-house fabrication for brackets, frames, and structural components.

Bottom-Loading Conversions
Improve loading safety and compliance with modern bottom-loading systems.

Aboveground Tank Inspection / Repairs
On-site inspection and repair services for fuel and storage systems.

Serving Airports & Fleets Across:
STK • SMF • SJC • MCC • FAT • OAK • SFO

📍 In-Shop Repairs: 2650 Wigwam Dr Suite #J, Stockton, CA 95205
🚚 Mobile Service: Statewide coverage throughout California & Nevada
🕒 Hours: Monday – Friday  8 AM – 5 PM

Looking for dependable service that puts safety, compliance, and quality first?
We’re ready to help keep your fleet running strong.

📞 Call: (408) 661-1489 

✉️ Email: jgutierrez@mjsmobilefleet.com