2018 GMC Sierra 1500 Book Value
SLE 4x2 Crew Cab 5.75 ft. box 143.5 in. WB
National Average Book Values
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| Average Market Value | $24,316 |
| Low Market Value | $18,237 |
| High Market Value | $30,395 |
| Private Party Value | $20,669 |
| Trade-in Value | $17,507 |
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GMC Sierra 1500 Information
