About

Mike and Tammi Johnson at Front Desk

President and Founder of Johnson Automotive Inc

Over 40 Years Experience

5 Time General Motors Master Technician

Maryland State Inspector

ASE Certified Master Auto Technician since 1986

ASE Certified Undercar Specialist

ASE Certified Medium/Heavy Truck Technician

ASE Certified Refrigerant Recovery and Recycling

Corporate Secretary/Treasurer

Tammi has been involved with the business since we started handling payroll, bookkeeping and occasionally running the office.

Mike Johnson Jr and Mike Johnson Sr in Shop

Over 20 years of experience

ASE Certified Auto Technician

ASE Certified Undercar Specialist

ASE Certified Refrigerant Recovery and Recycling

Maryland State Inspector

Mike started working part-time after school in 1994 and began working full-time in 2001 after attending Hagerstown Community College.

About NAPA AutoCare

As a NAPA AutoCare Center, we follow a strict code of ethics so customers will know up-front what to expect. As part of this code, we pledge:

• To perform high-quality diagnostic and repair service at a fair price using quality NAPA parts.
• To employ ASE-certified technicians.
• To be dedicated to customer satisfaction.
• To exercise reasonable care for the customer’s property while it is in our possession.
• To obtain prior authorization and provide a price estimate for work performed.
• To provide a system for fair settlement of customer complaints should they occur.
• To maintain the highest standards of our profession.
• To uphold the integrity of all members of the NAPA AutoCare Program.

Our National NAPA AutoCare Warranty We currently offer the NAPA AutoCare Peace of Mind Warranty, which provides our customers with 24 months/24,000 miles of worry-free protection on qualifying parts and labor.

Visit our National Warranty page or call us to learn more about NAPA’s “Peace of Mind” Warranty.