Diamond GMC of Banning
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866-398-7937
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866-398-7820
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951-267-9896
4545 W Ramsey St
Banning, CA 92220
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Why Buy Used from Diamond?
Manager's Monthly Used Specials
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Black Friday 2026
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Vehicles Under 15k
First Responder Discount
Manufacturer Specials
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Online Credit Application
Value Your Trade
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Get Pre-Qualified With Capitol One (no impact to your credit score)
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