SERGIO DIAZ

Used Car Technician: Education, Skills, Brake Repair. Mechanic Experience. Suspension automotive repair. Oil Change. Accessories installation. Vehicle Maintenance. Service technician experience. Automotive Diagnostics Certifications and Licenses: ASE Certification.

AutoNation Toyota, Buford, GA.

October 2017 to March 2025.

• Performed thorough inspections and diagnostic tests on used vehicles to identify mechanical issues and determine necessary repairs.
• Executed complex repair tasks, including brake replacements.
• Utilized advanced diagnostic equipment and software to accurately diagnose vehicle problems, and ensure efficient repairs.
• Maintained a high level of productivity by efficiently managing time and prioritizing tasks in a fast-paced work environment.
• Ensured compliance with safety protocols and industry standards during all repair procedures.
• Mentored junior technicians by providing guidance on complex repair procedures and sharing industry knowledge.
• Collaborated with the sales team to provide accurate assessments of used vehicles' conditions and repair needs.
• Implemented a comprehensive vehicle inspection checklist to ensure all necessary repairs were identified and addressed before sale.
• Assisted in maintaining a clean and organized work environment by properly disposing of hazardous materials, and keeping tools and equipment in designated areas.
• Install Accessories on New Vehicles.

Universal Technical Institute of Texas, Inc. - Houston, TX, May 1996 to August 1997, Technical school in Automotive Technician.

September 2022 to December 2027 ASE A5 Brakes Certification.

September 2022 to December 2027 ASE A4 Suspension & Steering Certification, AC 609 Certification.

• Reviewed brakes and assessed whether pads needed replacement, discs should be turned or other service requirements.
• Attended technical training courses when available to increase knowledge base.
• Performed troubleshooting and diagnostic procedures to locate source of malfunctions.
• Monitored shop equipment to maintain safe working condition.
• Conducted scheduled maintenance services such as oil changes, tune-ups, and filter replacements.
• Maintained garage safety protocols to meet regulatory and company expectations.
• Evaluated, repaired and aligned vehicle suspensions.
• Repaired vehicles according to manufacturer specifications by replacing worn parts such as brakes, wheel bearings, and spark plugs.
• Utilized scan tools to diagnose drivability concerns on gasoline powered cars and trucks.
• Maintained a clean working environment at all times.
• Removed, replaced, balanced and rotated new or used tires to maintain on-road safety
• Aligned wheels using special alignment equipment and wheel-balancing machines.
• Used diagnostics and troubleshooting tools to identify failures and equipment issues.
• Performed routine maintenance including oil changes, tire rotations, and brake pad replacements.
• Improved function of engines by replacing spark plugs, fuel filters and defective sensors.
• Inspected vehicles for damage and recorded findings to facilitate repairs.
• Conducted routine servicing on fuel, electrical and cooling systems.
• Completed standard inspections to assess wear and damage to vehicles.
• Maintained certifications and completed training on systems and components.
• Conducted test drives before and after repair services.
• Performed drive ability tests on vehicles after repairs were completed.
• Performed minor maintenance services, including gasket replacements, coolant flushes and tune-ups.

• Identified recurring problems reported by customers in order to develop solutions that prevent future occurrences.
• Tested automotive systems such as brakes, steering, suspension, transmission and engine performance.
• Repaired, replaced and adjusted brakes.
• Evaluated vehicle schematics to assess required parts and order accordingly.
• Adjusted headlights for proper alignment per customer request.
• Reviewed brakes and assessed whether pads needed replacement, discs should be turned or other service requirements.
• Attended technical training courses when available to increase knowledge base.
• Performed troubleshooting and diagnostic procedures to locate source of malfunctions.
• Monitored shop equipment to maintain safe working condition.
• Conducted scheduled maintenance services such as oil changes, tune-ups, and filter replacements.
• Maintained garage safety protocols to meet regulatory and company expectations.
• Evaluated, repaired and aligned vehicle suspensions.
• Repaired vehicles according to manufacturer specifications by replacing worn parts such as brakes, wheel bearings, and spark plugs.
• Utilized scan tools to diagnose drivability concerns on gasoline powered cars and trucks.
• Removed, replaced, balanced and rotated new or used tires to maintain on-road safety
• Aligned wheels using special alignment equipment and wheel-balancing machines.
• Performed routine maintenance including oil changes, tire rotations, and brake pad replacements.
• Improved function of engines by replacing spark plugs, fuel filters and defective sensors.
• Checked vehicle mileage and determined necessary belts, fluids flushing or gasket replacements.