It is impossible to know if there is some major or minor thing wrong with your car. When you are stranded on the highway and are trying to hail another car or call the nearest mechanic, it becomes essential to have at least a basic knowledge of what goes on inside that car hood of yours. When you know that it is useless to try and do some repair on your own and if you are apprehensive about using the manual, it is better to call one of the mechanics in Toronto to help you.