2021 GMC Sierra 3500HD Book Value
SLT 4x2 Crew Cab 6.75 ft. box 158.9 in. WB SRW
National Average Book Values
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| Average Market Value | $45,418 |
| Low Market Value | $34,064 |
| High Market Value | $56,773 |
| Private Party Value | $38,605 |
| Trade-in Value | $32,701 |
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GMC Sierra 3500HD Information
