What gas does the 2012 Buick Regal take?

The EPA rates every 2012 Buick Regal engine on regular gasoline. The 2.0L 4-cylinder turbo and 2.4L 4-cylinder are flex-fuel and can also run on E85.

Key takeaways

  • 7 EPA-certified configurations listed for the 2012 Buick Regal.
  • Regular gasoline is what the EPA rated it on - paying for premium buys nothing unless the manual asks for it.
  • Only the engines marked flex-fuel can use E85.
2012 Buick Regal: every EPA-listed configuration
EngineTransmissionDriveRated fuelE85
2.0L 4-cylinder turbo6-speed automaticFWDregular gasolineYes (flex-fuel)
2.0L 4-cylinder turbo6-speed automaticFWDregular gasolineNo
2.0L 4-cylinder turbo6-speed manualFWDregular gasolineYes (flex-fuel)
2.0L 4-cylinder turbo6-speed manualFWDregular gasolineNo
2.4L 4-cylinder hybridCVT (continuously variable, 6 simulated steps)FWDregular gasolineNo
2.4L 4-cylinder6-speed automaticFWDregular gasolineYes (flex-fuel)
2.4L 4-cylinder6-speed automaticFWDregular gasolineNo

Source: U.S. EPA / DOE fuel economy data (fueleconomy.gov). Each row is one certified configuration; a trim or option not sold in a configuration is not listed.

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