Heavy Line Technician (Diesel Required)

Courtesy Chevrolet San DiegoSan Diego, CA
Onsite

About The Position

Courtesy Chevrolet is seeking an experienced Heavy Line Technician to join our service team. The ideal candidate will have strong diagnostic and repair experience with gasoline and diesel-powered vehicles, particularly in engine, transmission, drivetrain, and major component repairs. This position requires a highly skilled technician who can efficiently diagnose complex mechanical issues while maintaining dealership-quality standards and customer satisfaction.

Requirements

  • Minimum 3 years of heavy line automotive repair experience.
  • Diesel engine diagnostic and repair experience required.
  • Strong knowledge of engine, transmission, drivetrain, and electrical systems.
  • Ability to diagnose and repair complex vehicle issues independently.
  • Valid driver's license with a clean driving record.
  • Ability to lift up to 75 pounds and perform physical requirements of the position.
  • Own set of automotive technician tools.

Nice To Haves

  • GM dealership experience.
  • ASE Certifications.
  • GM Certifications.
  • Experience with medium-duty and heavy-duty truck repairs.
  • Experience using dealership diagnostic software and repair information systems.

Responsibilities

  • Perform heavy line repairs on gasoline and diesel vehicles, including engine, transmission, differential, and drivetrain repairs.
  • Diagnose and repair complex mechanical and electrical concerns using manufacturer-approved procedures and diagnostic equipment.
  • Remove, repair, rebuild, and replace major vehicle components.
  • Conduct diesel engine diagnostics and repairs, including fuel, cooling, emissions, and turbocharger systems.
  • Complete warranty and customer-pay repairs according to dealership and manufacturer standards.
  • Accurately document diagnoses, repairs performed, and parts used.
  • Perform quality inspections and road tests to verify repairs.
  • Maintain productivity, efficiency, and workmanship standards.
  • Collaborate with service advisors and management to provide accurate repair recommendations.
  • Keep work area clean and safe while following OSHA and dealership safety guidelines.
  • Stay current on GM and industry training requirements.

Benefits

  • Competitive compensation.
  • PTO and sick time
  • Employee discounts.
  • Referral program.
  • Comprehensive benefits such as health, dental, and vision insurance.
  • Company sponsored life insurance.
  • 401(k) retirement savings plan.
  • Opportunities for career growth and advancement.
© 2026 Teal Labs, Inc
Privacy PolicyTerms of Service