To remove the alternator, start by disconnecting the negative Car Batteries terminal. For VG engines, remove the battery, engine cover, lower splash shield, and drivebelt. On 2011 and later models, remove the idler pulley and wiring harness clamp bolt, and disconnect electrical connectors. Remove the upper and lower alternator mounting bolts and lift it out. For VB engines, remove the engine cover, loosen lug nuts, raise the front of the vehicle, and remove the drivebelt. Drain the cooling system and remove radiator hoses, cooling fan, and shroud on Sequoia models. Remove the right front wheel and plastic clips from the inner fender well splash shield. Remove the power steering pump and disconnect electrical connectors. Remove the alternator mounting bolts and nut. To install, ensure the replacement unit matches the old one and switch the pulley if needed. Reverse the removal steps.