Duramax Diesel Mechanic: Diagnostics & Performance

Management Performance Associates; Harbor Beach (MI); On-site; USD 48,000 - 62,000; Full time

Benefits offered by this job

Health Insurance

PTO

401k Match

Relocation lump sum

Job summary

Management Performance Associates in Harbor Beach, Michigan, is seeking an experienced Diesel Mechanic for our Service Department. You will diagnose complex diesel truck issues, perform major repairs and install performance modifications with a focus on reliability and quality.

Candidates should have 3+ years of diesel experience, strong diagnostic skills across mechanical and electronic systems, and the ability to work independently while supporting teammates.

Qualifications

• 3+ years of experience diagnosing and repairing diesel trucks, vehicles, or heavy equipment.
• Strong diagnostic ability across mechanical and electronic systems.
• Experience with R&R for engines/transmissions
• Certifications are preferred, but not required

Responsibilities

• Diagnose complex mechanical, electrical, fuel, air, cooling, and drivability issues.
• Perform major repairs, preventive maintenance, component installations, and approved performance modifications.
• Develop repair strategies using diagnostic data, service information, technical specifications, and hands-on experience.
• Identify root causes instead of replacing parts based on symptoms.
• Own assigned jobs from initial inspection through testing, documentation, and final release.
• Evaluate additional findings, explain recommended work, and identify when customer authorization is required.
• Perform final quality-control checks and confirm that completed work meets DHD standards.
• Prevent repeat failures and comebacks through disciplined diagnosis, installation, and validation.
• Provide technical guidance to other technicians when needed.
• Help improve shop procedures, diagnostic methods, workflow, and quality standards.
• Maintain accurate records of findings, labor, test results, parts, approvals, and completion status.

Skills

Diesel engine diagnostics

Electrical systems

Troubleshooting

Team guidance

Job description

Management Performance Associates in Harbor Beach, Michigan, is seeking an experienced Diesel Mechanic for our Service Department. You will diagnose complex diesel truck issues, perform major repairs and install performance modifications with a focus on reliability and quality.

Candidates should have 3+ years of diesel experience, strong diagnostic skills across mechanical and electronic systems, and the ability to work independently while supporting teammates.