2005 Pontiac GTO Resale Values
| Mileage | Trade-In-Value | Retail Value |
| Clean | Average | Rough | Excellent | Clean | Average | Rough |
| 1 - 18,000 | $19,375 | $17,875 | $14,080 | $23,525 | $22,425 | $20,350 | $17,500 |
| 18,001 - 25,000 | $19,275 | $17,775 | $14,080 | $23,425 | $22,325 | $20,250 | $17,500 |
| 25,001 - 30,000 | $19,175 | $17,675 | $14,080 | $23,250 | $22,225 | $20,150 | $17,500 |
| 30,001 - 40,000 | $19,000 | $17,575 | $14,080 | $23,000 | $22,050 | $20,050 | $17,500 |
| 40,001 - 50,000 | $18,750 | $17,400 | $14,080 | $22,150 | $21,800 | $19,875 | $17,500 |
| 50,001 - 60,000 | $17,800 | $17,150 | $14,080 | $21,200 | $20,850 | $19,625 | $17,500 |
| 60,001 - 70,000 | $16,925 | $16,175 | $14,080 | $20,350 | $19,975 | $18,650 | $17,500 |
| 70,001 - 85,000 | $16,050 | $15,250 | $12,980 | $19,600 | $19,100 | $17,725 | $16,400 |
| 85,001 - 100,000 | $15,375 | $14,400 | $12,030 | $23,000 | $18,425 | $16,875 | $15,450 |
| 100,001 - 115,000 | $14,725 | $13,725 | $11,355 | $23,000 | $17,775 | $16,200 | $14,775 |
| 115,001 - 130,000 | $18,750 | $13,125 | $10,680 | $23,000 | $21,800 | $15,600 | $14,100 |
| 130,001 - 999,999 | $18,750 | $12,575 | $10,080 | $23,000 | $21,800 | $15,050 | $13,500 |
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