Heavy Line Technician (Diesel Required)

Courtesy Chevrolet Inc.; San Diego (CA); On-site; USD 70,000 - 95,000; Full time

Benefits offered by this job

Competitive compensation

PTO and sick time

Employee discounts

Referral program

Health, dental, and vision insurance

Company sponsored life insurance

401(k) retirement plan

Career growth opportunities

Values-driven culture

Job summary

Courtesy Chevrolet in San Diego, CA seeks an experienced Heavy Line Technician to join our service team and perform engine, transmission, differential, and drivetrain repairs on gasoline and diesel vehicles.

You will diagnose complex mechanical/electrical issues, document work, and ensure dealer-quality workmanship while maintaining safety and productivity standards. Ideal candidates have GM dealership exposure and ASE certifications.

Qualifications

• 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.

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.

Skills

Heavy line repair

Diesel diagnostics

Electrical systems

Diagnostic procedures

Tools

GM diagnostic software

Repair information systems

Job description

Position: Heavy Line Technician

Employment: Full-time, hourly flat rate

Location: San Diego, CA

Start Date: ASAP

About Us:

Courtesy Automotive Group is a family owned and operated business since 1955. At Courtesy, we are more than just a dealership - we are a trusted automotive partner dedicated to providing an exceptional experience to our customers. With a proud legacy spanning several decades, we are committed to delivering excellence in every aspect of the automotive journey. We believe in transparency, customer satisfaction, and fostering a positive environment for both our team members and clients.

Position Overview:

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.

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.

Qualifications

Required

• 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.

Preferred

• 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.

What We Have To Offer:

• 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.
• Values-driven culture built on professionalism, integrity, and a fun family atmosphere.

We hire the best and brightest from all races, nationalities, and sexes. We don’t make decisions based on any protected characteristic.