2008 Cadillac Cts

Sedan Regular
Cadillac Cts 2008
21MPG Combined
6 Trims
← 2007 2008 2009 →
Updated February 27, 2026

The 2008 Cadillac Cts Sedan provides 19–21 combined MPG depending on trim. We’ve compiled EPA fuel economy data, NHTSA safety ratings, and recall history so you can make an informed decision.

2008 Cadillac Cts Specifications

SpecValue
Combined MPG19–21 combined MPG depending on trim
City MPG18
Highway MPG26
Body StyleSedan
Fuel TypeRegular
DriveRWD
Available Trims6

Available Trims

TrimMPG (City/Hwy/Combined)EngineTransmission
6 cyl17/26/203.6L 6cylAutomatic (S6)
Man16/25/193.6L 6cylManual 6-spd
Man16/25/193.6L 6cylManual 6-spd
6 cyl18/26/213.6L 6cylAutomatic (S6)
6 cyl17/25/203.6L 6cylAutomatic (S6)
6 cyl17/26/203.6L 6cylAutomatic (S6)

Annual Fuel Cost

Based on EPA estimates, the 2008 Cadillac Cts costs approximately $2,216 per year in fuel. This assumes 15,000 miles driven annually and current fuel prices.

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