1999 GMC Sierra 1500 Book Value
SLT 4x2 Extended Cab 141.5 in. WB
National Average Book Values
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| Average Market Value | $7,220 |
| Low Market Value | $5,415 |
| High Market Value | $9,026 |
| Private Party Value | $6,137 |
| Trade-in Value | $5,199 |
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GMC Sierra 1500 Information
