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ZZH Truck Repair Shop

Experienced Heavy-Duty Diesel Diagnostic Technician

Pay: $38–$45/hr

Posted: 1 week ago

Location: Chino, CA (Onsite)

Last Updated: 4 days ago

Hours: Full-Time

Expires: 10/1/2026

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What they do

A Diesel Mechanic repairs and rebuilds diesel engines for vehicles like trucks, ships, tractors, and buses.

$65,991 / year median in California

+9% projected growth

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Job Description

Experienced Heavy-Duty Diesel Diagnostic Technician ZZH Truck Repair Shop Chino, CA Job Details Full-time $38 - $45 an hour 13 hours ago Qualifications Diesel engine system repair Vehicle mechanics for truck drivers Diesel mechanics Equipment troubleshooting English Electrical wiring Emission control systems Diesel truck repair Computer skills Diesel engine diagnostics Full Job Description ZZH Truck Repair is hiring an experienced Heavy-Duty Diesel Diagnostic Technician. Strong computer diagnostic ability is mandatory. This is not an entry-level or apprentice position.

Responsibilities:

Independently diagnose and repair Freightliner, Volvo, and other Class 8 trucks Connect diagnostic equipment; read and interpret fault codes, live data, and test results Diagnose engine, electrical, wiring, cooling, brake, suspension, and aftertreatment/emissions problems Perform diesel engine repair, removal, installation, and major mechanical work Read wiring diagrams, service manuals, and technical bulletins Document inspections, diagnostic findings, repairs, and parts accurately

Required Qualifications:

Proven heavy-duty diesel truck repair experience Must be able to diagnose problems and complete repairs independently Hands-on experience with computerized truck diagnostic tools and software Experience with Freightliner and Volvo trucks Able to communicate in English and read English diagnostic information and service manuals Must be authorized to work in the United States Reliable, responsible, and committed to quality repairs

Preferred Experience:

Detroit DiagnosticLink Volvo Premium Tech Tool (PTT) Cummins INSITE JPRO, Jaltest, or TEXA Allison DOC Detroit, Cummins, Volvo, or Mack engines ASE or manufacturer certifications

Job Details:

Full-time W-2 position

Pay:

$38.00-$45.00 per hour, based on demonstrated skills and experience Housing assistance may be available Candidates should identify which diagnostic software they have used A hands-on computer diagnostic and troubleshooting test may be required during the interview Apply through Indeed with your work history, truck and engine experience, and the diagnostic software you have used.

Pay:

$38.00 - $45.00 per hour Application Question(s): Which heavy-duty truck diagnostic software have you used? Please list the systems and describe your level of experience with each.

Work Location:

In person