Pull of the terminal cable from the negative terminal of the battery and if the stereo in your car has an anti theft system you should know you're the procedures you have to follow. Subsequently, undo the bolts on the electrical connectors on the alternator, unscrew the alternator and pivot bolts and lastly, pull off the drivebelt. Next, undo the adjustment and pivot bolts to pull the alternator off the engine, If dismantled. That is why, if replacing the alternator, take the old one with you when buying a new unit, as the new or rebuilt alters should look like the old unit, located the terminal and identification numbers. Note that sometimes, in newly produced or rewound alternators, the pulley may be missing, therefore, know whether you need to transfer it from the previous unit or not and inquire about this service in this shop. The installation should be done in the sequence that is opposite to the removal process; once the alternator is in place you should tune the drive-belt tension and also check the voltage of the alternator to confirm that it is functioning properly.