2018 GMC Sierra 1500 Book Value
SLT 4x4 Double Cab 6.6 ft. box 143.5 in. WB
National Average Book Values
Enter a zip and mileage to find market value in your area
| Average Market Value | $29,779 |
| Low Market Value | $22,335 |
| High Market Value | $37,224 |
| Private Party Value | $25,312 |
| Trade-in Value | $21,441 |
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GMC Sierra 1500 Information
