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2011 Cadillac STS

2011 Cadillac STS

Sedan
RWD
Regular Gasoline
Horsepower
MPG Combined
21 mpg
MSRP
Torque
Reliability Score
100/ 100Excellent
Based on 9 NHTSA complaints

Should You Buy a 2011 Cadillac STS?

The 2011 Cadillac STS is a luxury sedan that combines performance with comfort, featuring a 3.6L V6 engine that delivers 302 horsepower and 272 lb-ft of torque. With a rear-wheel drive layout and a 6-speed shiftable automatic transmission, it offers a smooth and engaging driving experience. The vehicle's fuel efficiency is respectable for its class, achieving 21.0 MPG combined. Priced at an MSRP of $56,380, the STS positions itself as a premium option for buyers seeking a blend of luxury and performance in a sedan.

Despite its strengths, potential buyers should be aware of some reported issues. The NHTSA has recorded nine complaints, primarily related to the electrical system and service brakes. However, the STS boasts a high reliability score of 99.8/100, indicating that it is generally a dependable choice. With seating for five, this vehicle is ideal for those who prioritize comfort and style in their daily drives.

Ideal For

The 2011 Cadillac STS is best suited for buyers seeking a stylish and comfortable luxury sedan that offers a balance of performance and reliability for daily commuting or long road trips.

Strengths

  • +Powerful 3.6L V6 engine with 302 hp
  • +High reliability score of 99.8/100
  • +Luxurious interior with comfortable seating for five
  • +Smooth driving experience with rear-wheel drive
  • +Decent fuel efficiency for a luxury sedan at 21.0 MPG combined

Weaknesses

  • -Reported issues with electrical system and service brakes
  • -Higher initial MSRP compared to competitors
  • -Limited rear visibility due to design
  • -Less cargo space than some rival luxury sedans
  • -Potentially higher maintenance costs associated with luxury vehicles

Known Issues (NHTSA Data)

The 2011 Cadillac STS has received nine complaints to the NHTSA, with notable issues in the electrical system and service brakes. While there is one crash incident reported, it resulted in two injuries but no fatalities. Overall, the vehicle maintains a strong reliability score of 99.8/100, suggesting that it is a trustworthy option for buyers. No significant NHTSA complaints on record.

Top Complaint Areas
ELECTRICAL SYSTEM33% of complaints
SERVICE BRAKES22% of complaints
SEAT BELTS11% of complaints
EXTERIOR LIGHTING11% of complaints
VEHICLE SPEED CONTROL:CRUISE CONTROL11% of complaints

Performance

Horsepower
Torque
Engine
3.6 L
Cylinders
V6
Transmission
Automatic (S6)
Drive Type
RWD

Efficiency

MPG Combined
21
Fuel Type
Regular Gasoline

Dimensions

Length
196.5 in
Width
72.4 in
Height
57.5 in
Wheelbase
116.1 in
Curb Weight
3,973 lbs
Ground Clearance

Capacity

Doors
4
Seating
Cargo
Max Cargo
Max Towing
Max Payload

ddpc Estimated Value

$17,784
$15,117 – $20,452
Depreciation Over Time
New
5yr
10yr
15yr
ddpc Estimate based on original MSRP, standard depreciation curves, vehicle class, and NHTSA reliability data. Not a substitute for professional appraisal. Actual value depends on condition, mileage, location, and market conditions.

Estimated Cost of Ownership

Estimated Annual Cost
$8,037
Per Mile
$0.67
5-Year Total
$78,781
Fuel
$2,000/yr
Maintenance
$600/yr
Insurance
$5,437/yr
Depreciation
$7,719/yr
Based on industry-standard estimates for this vehicle class. Fuel cost assumes 12,000 mi/yr at national average gas prices. Maintenance uses class-based intervals, not manufacturer-specific schedules. Actual costs vary by location, driving habits, and vehicle condition.

Available Trims (2)

STS
SIDI
RWD
STS AWD
SIDI
AWD

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