Used 2021 GMC Sierra in Collinsville, IL
15 listings from dealer lots in Collinsville, IL, $22,872 to $55,872 (median $35,372). 10 price drops this week. Newest first. Refine with filters
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2021 GMC Sierra 1500 Elevation$29,372$1,000 price drop
$30,372 -
2021 GMC Sierra 1500 SLT$37,372
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2021 GMC Sierra 2500 HD AT4$48,372
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2021 GMC Sierra 1500 SLT$35,372
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2021 GMC Sierra 1500 SLT$38,372
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2021 GMC Sierra 2500 HD Denali$55,372$1,000 price drop
$56,372 -
2021 GMC Sierra 1500 Denali$34,372$1,000 price drop
$35,372 -
2021 GMC Sierra 1500 Base$22,872$500 price drop
$23,372 -
2021 GMC Sierra 1500 SLT$32,872$1,000 price drop
$33,872 -
2021 GMC Sierra 1500 AT4$35,372$1,500 price drop
$36,872 -
2021 GMC Sierra 2500 HD Denali$55,872$1,000 price drop
$56,872 -
2021 GMC Sierra 2500 HD AT4$47,372$1,000 price drop
$48,372 -
2021 GMC Sierra 1500 SLT$24,872$1,000 price drop
$25,872 -
2021 GMC Sierra 1500 AT4$44,872$1,000 price drop
$45,872 -
2021 GMC Sierra 1500 Denali$34,872$500 price drop
$35,372