2020 GMC Sierra 1500 Book Value
SLT 4x4 Crew Cab 6.6 ft. box 157 in. WB
National Average Book Values
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| Average Market Value | $39,629 |
| Low Market Value | $29,722 |
| High Market Value | $49,536 |
| Private Party Value | $33,685 |
| Trade-in Value | $28,533 |
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GMC Sierra 1500 Information
