John Forro has achieved A.S.E. Master certified automobile technician with L-1 Advanced Engine Performance certification as well. John has also achieved certifications in heavy truck and body repair throughout his career. John has authored 20 Automotive manuals to date, produced several automotive training videos, appeared in many of the industry trade magazines and won the Motor Top 20 tool award for Silver Bullets. John has been featured in several AVI training films on such subjects as Silver Bullets, Quick Check Diagnostics and Mode $06.