Meet Our Automotive Trainers
Our directory of automotive technician trainers connects aspiring and current service professionals with industry-leading instructors committed to technical excellence. Whether you're looking to advance your skills or start a new career in the automotive field, access to high-quality auto technician training is essential. These trainers offer hands-on education, up-to-date repair techniques, and guidance rooted in real-world experience.
Instructors featured on this page bring years of shop experience and teaching expertise to their courses. Many offer both in-person and virtual options, making it easier than ever to get the instruction you need, no matter your location. Whether you’re entering the trade or training your team, these programs provide the structure and support to grow your knowledge and confidence on the job.
From diagnostics and drivability to electrical systems and hybrid technologies, automotive repair training programs at Dorman Training Center cover it all. With a focus on safety, innovation, and job readiness, these educational opportunities help technicians meet the evolving needs of today’s vehicles. Explore our list of respected automotive technician educators to learn more about them below.
Training Director
Jerry "G" Truglia
Our DTC Director has extensive experience in the automotive field as a technician, service manager and owner of a dozen different repair shops. “G,” as he is known throughout the industry, is one of fewer than 2,000 professionals certified as a World-Class Technician. He brings world-class training experience and automotive technical expertise to Dorman Training Center.
G is a recognized expert on automotive systems and best practices for their repair and has trained technicians on all popular domestic and international vehicle brands all over North America and Europe. He has authored several FMCSA-approved inspection manuals and training programs for state governments, is ASE-certified and a Golden Wrench winner.
G serves as an adjunct professor at Rutgers University (NJ, USA) and is also an in-demand speaker at industry events. He has often presented at some of the most prestigious conferences in the United States, including the SAE World Congress Conference.
With decades of hands-on experience in every aspect of vehicle repair and education expertise unmatched in the automotive aftermarket industry, G strives to make every DTC student the best technician he or she can be.
Trainer
Kenneth Zanders
Kenneth brings a unique and useful combination of experiences and knowledge to the DTC. His theoretical foundation includes an educational background covering three distinct academic disciplines–automotive technology, business administration and engineering. His direct automotive repair experience is from a variety of roles, including a three-year stint working as an engineering technician and teacher.
Studying and instructing automotive technicians has helped him gain insights that make their way into our course materials, and in turn complement the diagnostic process we teach: a series of logical steps accompanied by a constant reinforcement of basic skills.
Ken has accumulated a wealth of knowledge and experience on the best practices for the instruction of automotive repair technicians. He has also helped us create and evolve proven instruction methods that improve technician’s skill and competency in the classroom, and more importantly, in the service bay.
Training Manager
Pete Meier
Pete has been in the automotive industry for fifty years, starting as a service station attendant while in high school. He’s earned ASE Master Automotive certification, wrenched on just about every conveyance that rolls on four and two wheels and runs on gasoline, taught in both private and public vocational schools, trained technicians at regional and national events and served as the technical editor for Motor Age magazine and later as the Director of Digital Content.
Pete started that magazine’s YouTube channel and social media pages, a first for the industry. The channel hosts more than 600 videos now and exceeded 100,000 subscribers before his departure. He was among the first automotive repair instruction professionals, in partnership with TST, to offer training via live webinar and make online training as close to a hands-on experience as possible.
Pete’s worked for dealerships, nationwide repair chains and small independents and is very familiar with the challenges of each of those distinct work environments. As our Training Manager, he’s ready to share his knowledge with students to teach them the best and most efficient practices in automotive repair on current and future vehicles.
In Pete’s words, his mission at the Dorman Training Center is simple: “Offer instruction that helps my fellow technicians continue to improve their standard of living.”
Trainer
Ricardo Mucharraz
Ricardo is a seasoned automotive and diesel technician with over 22 years of experience in the industry. Throughout his career, Ricardo has honed his skills in various settings, including general and dealer workshops for domestic and international OEM brands, including Peugeot, Mini and Subaru.
In addition to a strong background in wrenching, Ricardo has served as a commercial training manager at retailers, where he provided instruction to technicians, purchasing managers and territory managers. In his current full-time role as a sales representative at Dorman, he has gained and can share valuable insight about the automotive aftermarket and its critical role in automotive repair.
He has a knack for simplifying complex concepts and a passion for sharing his expertise via courses that emphasize operational efficiency and sales.
Ricardo has collaborated with top-tier industry suppliers, including Clarios, Quaker State, Innova, Alltrade Tools, FENCO, Motor Parts of America (MPA), BBB Industries, US Motor Works, Blue Magic, Perfection Clutch, Dayton Parts and ALLDATA. His extensive experience has given him a comprehensive understanding of the needs and requirements of vehicle owners, technicians, distributors and suppliers.
Trainer
Swede Oun
Swede is the owner of a repair shop and is an ATTP Master Instructor. He’s the author of “Medium/Heavy Duty Truck Electricity and Electronics” and has developed and presented training courses that specialize in brakes, electrical systems and other automotive repair topics.
Trainer
Rafael A De Leon
Rafael holds a Master’s in Arts in Education and is an ASE “Master Auto Technician” with multiple certifications. He has served as an ASE Subject Matter Expert, Evaluation Team Leader, and instructor for Section 609 EPA MACS and OSHA courses. Rafael is also a Certified Teacher in Puerto Rico and producer of the “ProfesorMecanico” radio show on WIPR, sharing industry expertise.
Trainer
Marc Joyal
Marc is a seasoned automotive professional with 20+ years of experience, specializing in diagnostics, repair, and technician training. He has worked with Ford and Subaru and excels in EV systems, climate control, suspension and transmissions. For the past decade, he has developed and delivered certification training in English and French, including web-based courses and webinars.
Trainer
Julio Olivera
Julio Olivera is an Automotive Instructor at Dorman Training Center, bringing over
30 years of experience in automotive service and technical training.
A Master ASE Registered Technician (L1 Certified), Julio holds diplomas for Diesel Technology and Automotive Mechanics, as well as technical and educational certifications. His extensive automotive experience includes over 20 years at Audi of America, where he worked as a technical instructor and lead technical curriculum designer.
Julio specializes in developing and delivering effective training courses. He is fluent in English and Spanish, and skilled in diagnosing all types of powertrains and systems,
from ADAS to engine management.
By combining his technical background, industry experience and training expertise,
Julio drives technician success with DTC.
Trainer
David Patrick
David Patrick is a Master Trainer at Dorman Training Center, bringing over 45 years of experience in the automotive industry. He holds the following ASE certifications: Master Auto Technician; F1, L1, L2, L3, L4 Advanced Level Specialist; xEV High Voltage Safety Levels 1 & 2; and Master Medium/Heavy Truck Technician. In addition, he has factory certifications from GM and Ford, plus MACS certifications (MACS 609; MACS Proctor), demonstrating his commitment to excellence in auto repair.
Beginning his journey as an apprentice at age 13, David has worked as a dealer line tech, import specialty tech and ATR (all that rolls) shop tech. He also ran his own mobile diagnostics and programming service for 16 years. David is also an honorably discharged US Army veteran, having served as an engineer/paratrooper.
Driven to educate about all aspects of auto repair, some of David’s favorite topics to teach include driveability, electronics, hybrid/battery electric vehicles, and module programming.
Trainer
Vince Manship
Vince Manship is a Technical Trainer at Dorman Products, bringing extensive experience in automotive and technical education. He holds ASE Master Automobile and Truck Equipment Technician and ASE Advanced Level certifications, underscoring his commitment to excellence on the industry.
Vince has served in key leadership roles, including Training Manager, Director of Operations, and Curriculum Department Manager, where he developed programs that empower professionals with practical, hands-on skills.
Passionate about advancing workforce capabilities, Vince combines deep technical knowledge with a focus on innovative training solutions.