2018 GMC Terrain starter — 1.5L price snapshot
- Low
- $35
- Average
- $191
- High
- $316

Year & trim-specific price guide
Saurabh Kumar
Co-Founder & CTO, Part Price Guide
Built the pricing pipeline that collects and normalizes used OEM part listings from salvage yards and online marketplaces across the US.
Ambika Sharma
Co-Founder & COO, Part Price Guide
12 years of project management and technical operations experience. Reviews price guides for sample size, fitment accuracy, and data freshness.
A used 2018 GMC Terrain starter (1.5L) costs $35 to $316, with a median asking price of $236. Based on 31 priced salvage yard listings across the US, updated Sep 14, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $35–$316 | 20 | |
| Grade BStandard used | $35–$316 | 9 | |
| Grade XUngraded | $50–$50 | 2 |
Median by grade
Median asking price by seller-reported condition grade · $35–$316 overall range
Trim-specific context
This pricing covers the 1.5L variant of the 2018 GMC Terrain starter, based on 31 priced listings. Its $236 median is 184% above the 2018 GMC Terrain starter overall median of $83.
There are 2 other starter variants available for the 2018 GMC Terrain.
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
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Common questions
Based on 31 priced salvage-yard listings, a used 2018 GMC Terrain starter in the 1.5L variant lists between $35 and $316, with a median asking price of $236.
The 1.5L variant appears in model years 2018, 2020. Prices and availability may differ by year.