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Mechanic helper vs diesel mechanic

The differences between mechanic helpers and diesel mechanics can be seen in a few details. Each job has different responsibilities and duties. It typically takes 1-2 years to become both a mechanic helper and a diesel mechanic. Additionally, a diesel mechanic has an average salary of $49,842, which is higher than the $31,892 average annual salary of a mechanic helper.

The top three skills for a mechanic helper include hand tools, work ethic and preventive maintenance. The most important skills for a diesel mechanic are CDL, preventative maintenance, and DOT.

Mechanic helper vs diesel mechanic overview

Mechanic HelperDiesel Mechanic
Yearly salary$31,892$49,842
Hourly rate$15.33$23.96
Growth rate4%4%
Number of jobs48,54685,684
Job satisfaction-5
Most common degreeHigh School Diploma, 53%High School Diploma, 42%
Average age4242
Years of experience22

What does a mechanic helper do?

The job of a mechanic helper is to support lead mechanics and perform a variety of duties and responsibilities. You will be assisting in the maintenance of cars, such as changing tires and oils, replacing brakes, and diagnosing vehicle issues. In addition, you will be responsible for logging labor costs and inventory use and take vehicles for test drives. Other duties include replacing belts and hoses, assisting the lead mechanic in major projects, and repairing and maintaining cars.

What does a diesel mechanic do?

A diesel mechanic is a skilled technician responsible for the checking, maintenance, and repair of diesel engines. Diesel mechanics duties also include regular inspections of vehicles upon customer's request to ensure the smooth performance of the machine, communicate on any system issue that might cause malfunctions, and provide any replacement to renovate a damaged part of the engine. A diesel mechanic must be highly-knowledgeable on everything related to diesel engines to provide the best, long-term solutions for the customers.

Mechanic helper vs diesel mechanic salary

Mechanic helpers and diesel mechanics have different pay scales, as shown below.

Mechanic HelperDiesel Mechanic
Average salary$31,892$49,842
Salary rangeBetween $24,000 And $41,000Between $37,000 And $67,000
Highest paying CitySacramento, CARichmond, CA
Highest paying stateAlaskaHawaii
Best paying companySierra Pacific IndustriesHensel Phelps
Best paying industryProfessionalEnergy

Differences between mechanic helper and diesel mechanic education

There are a few differences between a mechanic helper and a diesel mechanic in terms of educational background:

Mechanic HelperDiesel Mechanic
Most common degreeHigh School Diploma, 53%High School Diploma, 42%
Most common majorAutomotive TechnologyAutomotive Technology
Most common college--

Mechanic helper vs diesel mechanic demographics

Here are the differences between mechanic helpers' and diesel mechanics' demographics:

Mechanic HelperDiesel Mechanic
Average age4242
Gender ratioMale, 94.4% Female, 5.6%Male, 96.3% Female, 3.7%
Race ratioBlack or African American, 7.3% Unknown, 5.0% Hispanic or Latino, 20.2% Asian, 2.3% White, 64.1% American Indian and Alaska Native, 1.1%Black or African American, 8.1% Unknown, 5.0% Hispanic or Latino, 18.2% Asian, 2.4% White, 65.3% American Indian and Alaska Native, 1.1%
LGBT Percentage2%2%

Differences between mechanic helper and diesel mechanic duties and responsibilities

Mechanic helper example responsibilities.

  • Maintain and manage shop for parts, supplies and priority in jobs and cleanliness.
  • Change motors, diagnose problems and clean air conditioner units and maintain HVAC equipment.
  • Install or replace HVAC machinery, equipment and parts and using power tools or by hand.
  • Operate hoists, and pulleys when removing units such as large compressors, condensers and chillers.
  • Used specialty tools such as fixtures, engine hoists, jacks, brake caliper tools, pulley pullers and torque wrenches.
  • Document repairs, modifications and inspections in accordance with FAA requirements on both paper and in an automate maintenance information database.
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Diesel mechanic example responsibilities.

  • Install and rebuild hydraulic systems on trucks to include cylinders, PTO pumps, and hoses.
  • Repair diesel engines; replace clutches, water pumps, turbo, alternators, brakes and HVAC.
  • Maintain and troubleshoot various kinds of heavy equipment like forklifts, graders, loaders and, buses.
  • Perform diagnosis and repairs to electrical systems as failures/problems occur.
  • Utilize CDL to test drive vehicles.
  • Maintain driveline and brake components of fleet trucks.
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Mechanic helper vs diesel mechanic skills

Common mechanic helper skills
  • Hand Tools, 24%
  • Work Ethic, 11%
  • Preventive Maintenance, 8%
  • Safety Equipment, 6%
  • Oil Changes, 5%
  • Routine Maintenance, 4%
Common diesel mechanic skills
  • CDL, 19%
  • Preventative Maintenance, 12%
  • DOT, 11%
  • Hand Tools, 9%
  • OSHA, 5%
  • Diagnosis, 4%

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