Cost Guide
Alternator replacement
Battery warning light or ALT light on the dashboard. Price varies by make, model and region — select your car below for an accurate estimate.
See pricing for your car
Parts, labour and total cost for your exact make and model.
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Common symptoms
- Battery warning light or ALT light on the dashboard
- Headlights and interior lights dimming or flickering at idle
- Electrical accessories (windows, radio, wipers) running slowly or cutting out
- Car starts fine but battery repeatedly goes flat after short drives
- Burning rubber or electrical smell from the engine bay
What affects the price
- OEM vs remanufactured alternator unit
- Output amperage (higher on models with heavy electrical loads)
- Accessibility in the engine bay—some require partial disassembly