Automotive GM Certified Diesel Technician

Walt Massey Chevrolet Franklinton•Franklinton, LA

3d•Onsite

About The Position

At Walt Massey Chevrolet, we know exceptional technicians are the backbone of our success. We’re looking for an experienced Certified GM Diesel Technician who takes pride in their craft, thrives on solving complex mechanical challenges, and wants to be part of a fast-growing, family-owned automotive group that values talent and rewards performance. If you’re highly skilled in GM diesel diagnostics, repair, and advanced engine systems, this is your opportunity to join a team that offers competitive pay, career advancement, continued factory training, and a workplace built around success. As a Certified GM Diesel Technician, you will play a critical role in keeping our customers safely on the road while delivering expert-level service on GM diesel vehicles.

Requirements

Certified GM Diesel Technician (GM ASEP, GM TST, or equivalent certification)
Minimum 3+ years of diesel technician experience, preferably working with GM diesel platforms
Advanced knowledge of diesel engine diagnostics and repair procedures
Strong understanding of electrical systems, fuel systems, turbo systems, and engine performance troubleshooting
Ability to read wiring diagrams, service manuals, and technical repair schematics
Strong mechanical aptitude with exceptional attention to detail
Valid driver’s license with acceptable driving record

Responsibilities

Diagnose, repair, and maintain GM diesel engines and related systems
Perform repairs on fuel systems, turbochargers, emissions systems, exhaust systems, cooling systems, and drivability concerns
Complete routine maintenance including oil changes, fluid services, filter replacements, brake inspections, and scheduled maintenance services
Identify and resolve advanced electrical, mechanical, and performance-related issues using GM diagnostic systems and specialized equipment
Conduct engine performance testing and evaluate drivetrain, electrical, and emission systems to ensure factory-level performance standards
Accurately document repairs, labor operations, parts usage, and warranty-related repairs while maintaining manufacturer compliance standards
Work closely with service advisors, parts personnel, and fellow technicians to maintain efficient shop productivity and outstanding customer service
Maintain a clean work environment while following all dealership safety procedures and manufacturer guidelines
Stay current on GM factory training, diesel technology updates, recalls, service bulletins, and certification requirements