2006 Cadillac STS-V

Owner complaints, recalls, fuel economy and safety ratings from public NHTSA and EPA data, updated Oct 17, 2026.

Fuel economy
14 mpgcombined; city 12, highway 19; every version of this model year
Five years of fuel
$28,750U.S. average; Ohio $27,080 at local prices; every version of this model year; fuel only, not other costs of owning it; 15,000 miles a year, at EIA fuel prices for the week of Oct 12, 2026
NHTSA overall safety rating
Not ratedNHTSA has no overall rating for this year
Recall campaigns
0none on file
Owner complaints
0filed with NHTSA; not adjusted for sales

Problems owners report

Owners have filed 0 complaints with NHTSA about the 2006 STS-V. These are unverified owner reports, counted by the part of the car they name; one complaint can name several parts. Counts aren't adjusted for how many were sold, so they don't show how reliable a car is.

Complaints by model year

Newer years have had less time to collect complaints, and counts aren't adjusted for sales, so a shorter bar doesn't mean a more reliable year.

  1. 20060
  2. 20070
  3. 20080
  4. 20090

Every STS-V year side by side

Recalls

NHTSA lists no recalls for the 2006 STS-V. NHTSA's recall lookup checks a specific VIN.

Service bulletins and investigations

NHTSA has no service bulletins on file for the 2006 STS-V.

NHTSA hasn't opened a defect investigation that covers this model year.

Maintenance

Oil

The owner's manual gives the oil and how often to change it. We show oil facts only once we've checked them against the manual, and we haven't yet for the 2006 STS-V.

Oil change near you: Jiffy Lube · Take 5

Specs

EPA class: midsize cars. Each version EPA tested:

VersionEngineTransmissionFuelCity / hwy / comb
STS-V
Rear-Wheel Drive
4.4 L, 8 cyl, superchargedAutomatic (S6)Premium Gasoline12 / 19 / 14

Sources and dates

Fuel cost: EPA mpg with fuel prices for the week of Oct 12, 2026 and electricity prices for Jul 2026. Source: U.S. Energy Information Administration (Oct 2026). Complaints are unverified reports owners filed with NHTSA. About the data