2006 GMC Sierra Resale Values
| Mileage | Trade-In-Value | Retail Value |
| Clean | Average | Rough | Excellent | Clean | Average | Rough |
| 1 - 12,000 | $15,097 | $13,160 | $9,417 | $19,097 | $17,659 | $14,978 | $12,189 |
| 12,001 - 20,000 | $15,022 | $13,085 | $9,417 | $19,022 | $17,584 | $14,903 | $12,189 |
| 20,001 - 25,000 | $14,922 | $12,985 | $9,417 | $18,872 | $17,484 | $14,803 | $12,189 |
| 25,001 - 30,000 | $14,772 | $12,885 | $9,417 | $18,697 | $17,334 | $14,703 | $12,189 |
| 30,001 - 40,000 | $14,597 | $12,735 | $9,417 | $17,946 | $17,159 | $14,553 | $12,189 |
| 40,001 - 50,000 | $13,772 | $12,560 | $9,417 | $17,146 | $16,334 | $14,378 | $12,189 |
| 50,001 - 60,000 | $12,947 | $11,684 | $9,417 | $16,496 | $15,509 | $13,503 | $12,189 |
| 60,001 - 70,000 | $12,421 | $10,884 | $8,341 | $15,996 | $14,983 | $12,703 | $11,114 |
| 70,001 - 85,000 | $11,896 | $10,359 | $7,767 | $18,697 | $14,458 | $12,178 | $10,539 |
| 85,001 - 100,000 | $14,597 | $9,809 | $7,216 | $18,697 | $17,159 | $11,628 | $9,989 |
| 100,001 - 115,000 | $14,597 | $8,909 | $6,641 | $18,697 | $17,159 | $10,728 | $9,414 |
| 115,001 - 130,000 | $14,597 | $8,559 | $5,841 | $18,697 | $17,159 | $10,378 | $8,614 |
| 130,001 - 999,999 | $14,597 | $7,959 | $5,441 | $18,697 | $17,159 | $9,778 | $8,214 |
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