| I | Thou shalt not place any essential portion of thy anatomy beneath a car that is not properly supported with jackstands or blocks. |
| II | Thou shalt not work on any part of the starting or charging system without first disconnecting the battery. |
| III | Thou shalt suffer no flame or spark near the battery or the fuel system. |
| IV | Thou shalt forsake the open end of the wrench, and whenever possible to use always the box end upon thy nuts and thy bolts. |
| V | Thou shalt always securely block the wheels of the car before starting work, lest thee run thyself over with thine own car. |
| VI | Thou shalt never lose thy temper or thy patience. Remember: "Act in haste and you will repent at your leisure." |
| VII | Thou shalt always exercise extreme care when opening thy radiator, lest thee parboil thyself or some innocent bystander. |
| VIII | Thou shalt clean up any and all of the fluids that thy auto may emmit, lest they ignite or poison thy pet, thy child, thy soil or thy groundwater. |
| IX | Thou shalt always place thy car's transmission in Park or Neutral before commencing work. |
| X | Thou shalt never forget the laws of ASSUME, K.I.S.S., and Murphy, and never blame another person for thine own errors. |