How Much Does Alternator Replacement Cost in Idaho?
Idaho pricing is near the national average. Updated for 2026.
Alternator Replacement Pricing in Idaho
In Idaho, the average cost for alternator replacement is $506 per alternator, which is 8% lower than the national average of $550. Most Idaho residents pay between $276 and $828.
Idaho has costs that track closely with the national average, though prices can still vary between urban and rural areas within the state.
The alternator charges your car battery and powers electrical systems while the engine runs. Symptoms of failure include dim lights, dead battery, warning light, and electrical issues.
Idaho vs National Average
What Affects Alternator Replacement Cost in Idaho?
Part
New OEM: $200-$500. New aftermarket: $150-$350. Remanufactured: $100-$250
Vehicle
Economy car: $300-$500. Midsize sedan: $400-$650. Truck/SUV: $500-$800. Luxury/European: $600-$900
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💡 Tips to Save on Alternator Replacement in Idaho
- 1.Remanufactured alternators cost 30-50% less than new and carry similar warranties
- 2.Independent shops are typically 30-50% cheaper than dealerships
- 3.Get a diagnostic test first ($50-$100) — symptoms may be caused by a simpler issue
- 4.Some auto parts stores test alternators free while still on the car
📈 Alternator Replacement in Idaho Cost Trends (2020–2024)
Prices have increased +17.7% over the last 5 years
| Year | National Avg | YoY Change |
|---|---|---|
| 2020 | $430 | — |
| 2021 | $448 | +4.2% |
| 2022 | $477 | +6.5% |
| 2023 | $490 | +2.7% |
| 2024 | $506 | +3.3% |
Based on national averages adjusted for annual inflation. Actual costs vary by location and project scope.
💬 What Did You Pay?
Real costs reported by homeowners for Alternator Replacement in Idaho
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Frequently Asked Questions
How long does an alternator last?
Most alternators last 80,000-150,000 miles or about 7-10 years. High electrical loads (upgraded stereo, winch) can shorten lifespan.
Alternator Replacement Cost in Other States
Related Cost Guides for Idaho
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