Instructor Bio: Gary S. Smith

Gary S. Smith

Gary S. Smith Headshot

Trainer, Technical Training Program, WORLDPAC, Inc.

WTI Classes

  • Capturing and Finding Intermittents in Any Vehicle System
  • Fuels, Lubricants and Synthetics Update
  • Deposits in Diagnostics
  • J-2534 Programming, Start to Finish
  • Understanding Drivability Data PIDS
  • Diagnostic Strategy and Approach
  • Lab Scope Diagnostics and Pressure Transducer Testing

Professional Background

Gary started in the car business in 1979 and never looked back. Throughout a 25 plus year career with new car dealerships and OEMs, he was blessed to have experienced all fixed operations positions, having been a Certified ASE and GM Master Technician, Shop Foreman, Service Advisor, Parts & Service Manager and Fixed Ops Director over many years for Cadillac/Oldsmobile, Mercedes, VW and Chevrolet stores.

Gary worked as a technical field engineer and warranty audit consultant to OEMs and dealership groups in the late 80s and 90s, this experience uniquely positioned Gary to form GSS Enterprises, Inc. in 2000.

Gary specializes in teaching advanced diagnostic techniques and methodology; including physical testing (Lab Scopes, Pressure Transducer, Scan Data and 5-Gas Analysis), signal acquisition & analysis, fuel and lubrication technology as well as vehicle communications data bus diagnostics.


He has 2 grown children, 3 grandchildren and lives with his wife of 33 years in Key Largo, Florida.