Profile summary

Da Julio Cesar da has worked in automotive repair since 2004 — suspension, brakes, clutch, engine, electronic fuel injection, wheel alignment and balancing — progressing to GM/Chevrolet dealership diagnostic technician roles (2009–2019) with GMLAN network and warranty work. Since 2023 he has worked as an OBD systems programmer at Snap-On Brasil, developing and testing scanner communication protocols (CAN, UDS, KW2000, ISO) using OEM tools across multiple brands.

Key highlights

• OBD scanner protocol development — CAN, UDS, KW2000, ISO at Snap-On (2023–present)
• GM/Chevrolet dealership diagnostic technician, Chevrolet University trained (2009–2019)
• Senai Automotive Mechanics & Electro-electronics Technician diplomas
• Electronic Fuel Injection course, 88 hours (TAM-RS); 40-hr Magneti Marelli course
• OEM tools: Hyundai/Kia, Volkswagen, Nissan, Renault, Toyota, Honda, Mitsubishi

Core skills 23 listed

• Automotive diagnostics
• OBD systems
• Automotive scanner development and testing
• CAN network protocols
• UDS protocol
• KW2000 protocol
• ISO communication protocols
• Hexadecimal language
• GMLAN network
• Electronic fuel injection
• Suspension repair
• Brake systems
• Clutch repair
• Engine repair
• Wheel alignment (geometry)
• Wheel balancing
• Tyre fitting
• Diesel vehicle maintenance
• Flex-fuel vehicle maintenance
• OEM diagnostic tools (Hyundai/Kia, Volkswagen, Nissan, Renault, Toyota, Honda, Mitsubishi)
• Preventive vehicle maintenance
• Hydraulic steering
• Advanced IT/computing

Experience

Employer names withheld. Full company history shared on request.

1. Jan 2023 – Present
   OBD Information Systems Programmer

   Developed, designed, tested and maintained automotive scanner and diagnostic tool systems in the Diagnostics department. Responsible for communication testing of OBD automotive scanners across national market brands, developing and engineering communication protocols for CAN, UDS, KW2000, ISO and other hexadecimal-language networks. Developed new systems and functions for market updates. Testing using OEM tools for Hyundai/Kia, Volkswagen, Nissan, Renault, Toyota, Honda and Mitsubishi.

2. 2018 – 2019
   Senior Chevrolet Technician

   Maintenance and repair of current GM line vehicles, light Diesel and Flex utility vehicles. Kept up to date with warranty procedures and Chevrolet University training. Electronic diagnostics and GMLAN network work.

3. 2015 – 2018
   Premium Technician

   Maintenance and repair of current GM line vehicles. Kept up to date with warranty procedures and Chevrolet University training. Electronic diagnostics and GMLAN network work.

4. 2013 – 2015
   Mechanic Technician

   Worked in the workshop on maintenance, diagnostics and repair of the Ford line of cars and light Diesel utility vehicles.

5. 2009 – 2012
   Premium Technician

   Maintenance and repair of GM line vehicles. Completed courses offered by PULSAR CHEVROLET. Worked in both technical and consultancy areas of Premium service.