Automobile starters are electrical engines associated with the car battery. The purpose of a starter and alternatorsis to set the motor (cylinders, crankshaft, and so on) in movement when you turn the ignition. Once the motor ignites and is in movement, the purpose of the starter is finished. In the event that the starter is failing due to wearing out or bad parts, the motor won't turn over appropriately when you turn the key in the switch, or it may not crank at all.
The cost of a new starter depends on a few things. The kind of car you drive is big factor that affects the price of the part. Typically for the part itself, the prices can range from $150-$250. Depending on your vehicle and the shop you choose to service your vehicle, you are looking at labor costs ranging from $70-$200. Be sure to get a good-faith estimate from your mechanic, including labor, before starting any work.
Alternators work with the car battery to produce control for the electrical segments of a vehicle. Alternators are normally found close to the front of the motor and are driven by the crankshaft.
There are a few telltale signs that your alternator is going bad. It may begin with dim lights, including your dash and headlights. After that, you may hear a whining in the alternator. That will be followed up with a dead battery.