2012 GMC Sierra 1500 Book Value
SL 4x4 Extended Cab 6.6 ft. box 143.5 in. WB
National Average Book Values
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| Average Market Value | $13,528 |
| Low Market Value | $10,146 |
| High Market Value | $16,910 |
| Private Party Value | $11,499 |
| Trade-in Value | $9,740 |
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GMC Sierra 1500 Information
