Meet Our Team

Every guide on FixCarCodes is written by experienced, certified technicians and reviewed for accuracy by our technical editors. We combine real-world repair experience with clear, step-by-step writing.

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Dave Morrison

ASE Master Technician

Dave holds ASE Master Technician certification (A1-A8) and L1 Advanced Engine Performance specialist credentials. He spent 16 years as a dealership diagnostic technician for Toyota and Honda before joining FixCarCodes. He has diagnosed and repaired over 12,000 vehicles and specializes in powertrain and emissions systems.

Specialties: Powertrain, Emissions

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Rachel Kim

Automotive Diagnostic Specialist

Rachel is an ASE-certified technician (A6, A8) with 10 years of experience specializing in electrical systems, body control modules, and network communication protocols. She previously worked as a technical trainer at a Nissan dealership and has a degree in Automotive Technology from Universal Technical Institute (UTI).

Specialties: Network, Body, Chassis

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Tom Kowalski

Technical Editor & Emissions Specialist

Tom spent 12 years as a state emissions inspector and certified smog technician in California before moving into technical writing. He holds ASE certifications in Engine Repair (A1) and Exhaust Systems, and has authored repair procedures for multiple aftermarket parts catalogs.

Specialties: Emissions, Fuel & Air, Ignition

Our Editorial Process

Each guide goes through a multi-step review process:

  1. Research — Our technicians research the specific error code using manufacturer service manuals, TSBs, and their own repair experience.
  2. Writing — A specialist with hands-on experience with that system writes the diagnostic steps.
  3. Technical Review — A second technician reviews for accuracy, safety warnings, and completeness.
  4. Quality Check — Our editorial team verifies readability, part numbers, and tool requirements.