2012 GMC Sierra 1500 Book Value
SLT 4x4 Extended Cab 6.6 ft. box 143.5 in. WB
National Average Book Values
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| Average Market Value | $14,236 |
| Low Market Value | $10,677 |
| High Market Value | $17,796 |
| Private Party Value | $12,101 |
| Trade-in Value | $10,250 |
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GMC Sierra 1500 Information
