The make and model of your vehicle will determine the exact time it takes to replace the alternator, but usually, one to two hours is.

How long should it take to replace an alternator. A battery that won't take a charge properly because it's at the end of its own lifespan can also. If that’s the case, your car’s battery won’t charge properly and there isn’t enough power production to work all your car’s systems reliably. When that happens, the alternator needs to be.

Depending on how often you use your automobile, you should anticipate the alternator to last anywhere from four to seven years on average. You can expect to pay $200 or more just for the part. Of course, nothing is guaranteed.

By following these tips you can. In cars that are driven daily, an alternator tends to last longer. Quality part, conditions, car system, electronics parts, and.

The fact is that this job won’t cost you as much in labor as it will for the alternator. Generally speaking, you can expect your car alternator to last anywhere between. It will take a professional mechanic about two hours to replace an alternator, although factors like car make and model can influence this time.

This is a common question with an easy answer. It should take around 2 hours to replace an alternator after you’ve done it once or twice. Cost of replacing an alternator.

How long does the alternator last? If you do need to replace the alternator, try and spring for a new one—not a “remanufactured” one. The issue may be the alternator, not the battery itself.