Alternators can average anywhere from $100 to $350 depending on make and model. Most vehicles will have an average cost between $350-400 for the total job of an alternator replacement if no other parts need to be replaced. If the serpentine belt is included in the process, add another $20 to $50 to your bill. How much does alternator cost?
Will a bad alternator keep a car from starting?
When the alternator is failing, there might not be enough power in the spark plugs to keep the engine alive, which can cause it to stall for no reason while running, or to have trouble starting. Ignore this symptom, and your car eventually won't start at all.
Can alternator be repaired?
Repairing an alternator means that whatever parts are malfunctioning are replaced. A skilled repairperson might also replace parts that are near failure. This option can be the least expensive for the vehicle owner depending on the cost of the parts that need replacement.