2003 GMC Sierra 1500 Book Value
SLT 4x4 Extended Cab 6.5 ft. box 143.5 in. WB
National Average Book Values
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| Average Market Value | $7,270 |
| Low Market Value | $5,452 |
| High Market Value | $9,087 |
| Private Party Value | $6,179 |
| Trade-in Value | $5,234 |
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GMC Sierra 1500 Information
