sentence: process a complete restoration includes not only repair of the parts that can be seen -- the body , trim , chrome , wheels , and the passenger compartment -- but also the components that are not necessarily visible or otherwise evident , including the engine and engine compartment , trunk , frame , driveline , and all ancillary parts like the brakes , accessories , engine cooling system , electrical system , etc. repairs are made to correct obvious problems , as well as for cosmetic reasons .