In general, it will take about two hours for you to replace an alternator on your own, though this could vary somewhat depending on your knowledge of car mechanics. If you take your car into a shop in order to have the alternator replaced, timing may vary somewhat, and you may have to leave the car for the day.Dec 13, 2018
How much does a mechanic charge to replace an alternator?
When your car starts having electrical problems, it's a sign you need an alternator replacement. Considering the price of a new alternator as well as labor, you should expect to spend anywhere between $500 and $1,000 to get a new one for your vehicle.
What is the labor time to replace an alternator?
The average time for an alternator replacement is two-to-three hours. That gives you roughly $120- $200 in labor to start.