2003 GMC Sierra 2500 Book Value
SLT 4x4 Extended 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 | $11,366 |
| Low Market Value | $8,524 |
| High Market Value | $14,207 |
| Private Party Value | $9,661 |
| Trade-in Value | $8,183 |
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GMC Sierra 2500 Information
