General Motors Diesel Technician

Courtesy Chevrolet Parent•Phoenix, AZ

1d•Onsite

About The Position

Courtesy Automotive Group is seeking a highly skilled and GM-certified Diesel Technician to join their service department. This role requires a technician experienced with GM diesel platforms, capable of performing advanced diagnostics, repairs, and maintenance with minimal supervision. The technician will be responsible for delivering high-quality workmanship, adhering to manufacturer standards, and contributing to the efficiency of diesel service operations.

Requirements

GM factory training (required for consideration).
Minimum 3 years of dealership experience working on GM vehicles.
Strong diagnostic and mechanical skills specific to diesel engines.
Proficiency with GM tools, systems, and service information (e.g., GDS2, SI).
Valid driver’s license with a clean driving record.
Ability to work independently and maintain high standards of quality and accuracy.
Strong problem-solving skills and attention to detail.

Responsibilities

Diagnose, repair, and maintain GM diesel engines, including Duramax platforms.
Perform advanced troubleshooting using GM diagnostic systems and factory procedures.
Complete diesel-specific repairs such as fuel system work, emissions systems, turbochargers, DEF systems, and high-pressure components.
Document all repairs accurately in accordance with GM and dealership standards.
Communicate effectively with service advisors regarding repair needs, timelines, and recommendations.
Maintain a clean, safe, and organized work environment.
Participate in ongoing GM training to stay current with new diesel technologies and service bulletins.
Support team members by sharing expertise and assisting with complex repairs when needed.