GMC Canyon alternator — diesel price snapshot
- Low
- $46
- Average
- $133
- High
- $395

Trim-specific price guide
A used GMC Canyon alternator (diesel) costs $46 to $395, with a median asking price of $110. Based on 149 priced salvage yard listings across the US, updated Sep 11, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $46–$395 | 105 | |
| Grade BStandard used | $50–$344 | 37 | |
| Grade CVisible wear | $80–$80 | 2 | |
| Grade XUngraded | $61–$80 | 5 |
Median by grade
Median asking price by seller-reported condition grade · $46–$395 overall range
Trim-specific context
This pricing covers the diesel variant of the GMC Canyon alternator, based on 149 priced listings across 4 model years (2016, 2017, 2020, 2022). Its $110 median is 22% above the GMC Canyon alternator overall median of $90.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Price by model year
Other trims
Common questions
Based on 149 priced salvage-yard listings across 4 model years, a used GMC Canyon alternator in the diesel variant lists between $46 and $395, with a median asking price of $110.
The diesel variant appears in model years 2016, 2017, 2020, 2022. Prices and availability differ by year.
Yes. Grade A has a median of $133, Grade B has a median of $132, Grade C has a median of $80. Grade A parts are in excellent condition, B is good, and C is fair.