2006 GMC Sierra 2500HD Book Value
SLT 4x2 Crew Cab 6.6 ft. box 153 in. WB
National Average Book Values
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| Average Market Value | $14,537 |
| Low Market Value | $10,903 |
| High Market Value | $18,171 |
| Private Party Value | $12,356 |
| Trade-in Value | $10,467 |
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GMC Sierra 2500HD Information
