Authority
15 USC §2310 · CA Civ §1793.22 · NY GBL §198-a · TX Occ §2301.601
Magnuson-Moss is federal: prevailing consumers get attorney's fees from the manufacturer, which is why lawyers take these on contingency. State lemon laws define 'reasonable number of repair attempts' (typically 4 for the same defect, or 30 cumulative days OOS in 18 months).