What gas does the 2011 Cadillac CTS take?

It depends on the engine: regular gasoline for the 3.0L 6-cylinder and 3.6L 6-cylinder; premium gasoline for the 6.2L 8-cylinder supercharged.

Key takeaways

  • 8 EPA-certified configurations listed for the 2011 Cadillac CTS.
  • Rated on premium: if the owner's manual says premium required, use premium; if it says recommended, regular works with some loss of power and economy.
  • None of the listed engines is flex-fuel, so do not use E85.
2011 Cadillac CTS: every EPA-listed configuration
EngineTransmissionDriveRated fuelE85
3.0L 6-cylinder6-speed automaticAWDregular gasolineNo
3.0L 6-cylinder6-speed automaticRWDregular gasolineNo
3.0L 6-cylinder6-speed manualRWDregular gasolineNo
3.6L 6-cylinder6-speed automaticAWDregular gasolineNo
3.6L 6-cylinder6-speed automaticRWDregular gasolineNo
3.6L 6-cylinder6-speed manualRWDregular gasolineNo
6.2L 8-cylinder supercharged6-speed automaticRWDpremium gasolineNo
6.2L 8-cylinder supercharged6-speed manualRWDpremium 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.

Useful for the 2011 Cadillac CTS

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