2020 GMC Acadia alternator — 2.5L price snapshot
- Low
- $40
- Average
- $96
- High
- $221

Year & trim-specific price guide
A used 2020 GMC Acadia alternator (2.5L) costs $40 to $221, with a median asking price of $89. Based on 44 priced salvage yard listings across the US, updated Sep 12, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $40–$147 | 32 | |
| Grade BStandard used | $61–$221 | 9 | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | $40–$80 | 3 |
Median by grade
Median asking price by seller-reported condition grade · $40–$221 overall range
Trim-specific context
This pricing covers the 2.5L variant of the 2020 GMC Acadia alternator, based on 44 priced listings. Its $89 median is 1% below the 2020 GMC Acadia alternator overall median of $90.
There are 3 other alternator variants available for the 2020 GMC Acadia.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same trim, other years
Same year, other trims
Back to full guide
Common questions
Based on 44 priced salvage-yard listings, a used 2020 GMC Acadia alternator in the 2.5L variant lists between $40 and $221, with a median asking price of $89.
The 2.5L variant appears in model years 2019, 2020. Prices and availability may differ by year.