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Sales: (618) 624-2277

Showroom Hours


  • Monday 9:00AM – 8:00PM
  • Tuesday 9:00AM – 8:00PM
  • Wednesday 9:00AM – 8:00PM
  • Thursday 9:00AM – 8:00PM
  • Friday 9:00AM – 8:00PM
  • Saturday 8:30AM – 6:00PM
  • Sunday Closed


When O'fallon drivers need a dependable used car, they choose Auffenberg Dealer Group for a reason. We pull from one of the widest selections of automakers, allowing us to have hundreds of used cars in stock at a given time, from Ford to Volkswagen and plenty in between. Thanks to the Auffenberg Honesty Policy, you know you can trust each vehicle you drive home from us — and we’ll help you get top dollar for your trade.


Sales Hours

Monday – Friday: 9:00AM – 8:00PM
Saturday: 8:30AM – 6:00PM
Sunday: Closed

Service Hours

Monday – Friday: 7:00AM – 6:00PM
Tuesday – Friday: 7:00AM – 7:00PM
Saturday: 7:00AM – 1:00PM
Sunday: Closed

Parts Hours

Monday – Friday: 7:00AM – 6:00PM
Tuesday – Friday: 7:00AM – 7:00PM
Saturday: 7:00AM – 1:00PM
Sunday: Closed

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(618) 624-2277

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187 Auto Court • O'Fallon, IL 62269

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Auffenberg Dealer Group
Auffenberg Dealer Group
187 Auto Court
O'Fallon, IL, 62269 US
(618) 624-2277
https://di-uploads-development.dealerinspire.com/auffenbergautogroup/uploads/2018/01/AuffenbergDealerGroupOGImage.png
Auffenberg Dealer Group , .