2018 GMC Terrain Book Value
SLT Diesel All-wheel Drive
National Average Book Values
Enter a zip and mileage to find market value in your area
| Average Market Value | $19,974 |
| Low Market Value | $14,981 |
| High Market Value | $24,968 |
| Private Party Value | $16,978 |
| Trade-in Value | $14,381 |
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GMC Terrain Information
