2009 Cadillac STS and STS V Fuel Tank Size
2009 Cadillac STS and STS V fuel tank size: 17.5 gal. From the owner's manual, PDF page 460.
17.5gal
2009 Cadillac STS and STS V Owner's Manual, PDF page 460
Fuel Tank 17.5 gal 66.2 LOpen the manual at this page ↗Added Oct 21, 2026 · Updated
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Fuel tank size · All versions · PDF page 460
Fuel Tank 17.5 gal 66.2 L
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As printed in the manual
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| All versions | 17.5 gal | “Fuel Tank 17.5 gal 66.2 L” | PDF page 460 ↗ |
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