Do it yourself
Frequently asked questions about cars and motorcycles

Replacing a Car Alternator

Model: (Various brands) Various
Part: Alternator

In this video, you will see how to replace the alternator on a generic car. In fact, on most cars, the disassembly procedure is quite similar: essentially, you will loosen the two mounting bolts of the alternator and the tension bolt of the belt; in other cases, you will need to loosen the tensioner, remove the belt, and unscrew the alternator bolts. From underneath, pull the tensioner to relieve the tension: then remove the belt and unscrew the alternator bolts to extract it! To reassemble, insert the alternator and tension the tensioner to refit the belt.

Updated on 21 March 2026 by ScegliAuto

Video tutorial

Related tutorials

(Various brands) Various Let’s see how to replace the car alternator. Pull the lever located at the bottom left of the dashboard and lift the bonnet, securing it. Locate the …
(Various brands) Various This video shows you how to replace the alternator on any car. First, ensure you disconnect the negative battery terminal. On a transverse engine, th…
(Various brands) Various To replace the alternator pulley on a car, you need to completely remove the alternator from its housing by unscrewing the bolts that secure it in pl…

How to Open the Bonnet of a Renault Megane if the Lever is Broken?

If the lever that unlocks the bonnet of the Renault Megane is broken or not functioning, there is an emergency procedure to unlock the mechanism: remove the right front grille located at the top of the bumper. Once the grille is removed, you can locate the actuator mechanism: by pulling the spring in this position, you can unlock the actuator, allowing you to lift the bonnet and access the components located inside the engine compartment. You can then close the bonnet simply by lowering it.

Watch the video!


by ScegliAuto

More videos