2021 GMC Terrain Book Value
SLT All-Wheel Drive
National Average Book Values
Enter a zip and mileage to find market value in your area
| Average Market Value | $23,893 |
| Low Market Value | $17,920 |
| High Market Value | $29,866 |
| Private Party Value | $20,309 |
| Trade-in Value | $17,203 |
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GMC Terrain Information
