2021 GMC Sierra 3500HD Book Value
SLT 4x4 Crew Cab 8 ft. box 172 in. WB SRW
National Average Book Values
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| Average Market Value | $57,232 |
| Low Market Value | $42,924 |
| High Market Value | $71,540 |
| Private Party Value | $48,647 |
| Trade-in Value | $41,207 |
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GMC Sierra 3500HD Information
