2008 Cadillac STS

Sedan

RWD

Premium Gasoline

Horsepower

–

MPG Combined

18 mpg

MSRP

–

Torque

–

Reliability Score

99/ 100Excellent

Based on 77 NHTSA complaints

Should You Buy a 2008 Cadillac STS?

The 2008 Cadillac STS is a luxury sedan that combines performance with comfort, featuring a robust 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 an engaging driving experience while maintaining a respectable fuel economy of 20.0 MPG combined. Priced at an MSRP of $43,775, the STS targets buyers looking for a blend of luxury and performance in a stylish package. However, potential buyers should be aware of some complaints reported to the NHTSA, particularly concerning the airbag and engine systems, which have received multiple reports, indicating areas that may require attention in used models.

Ideal For

The 2008 Cadillac STS is best suited for buyers seeking a blend of luxury and performance in a sedan, particularly those who appreciate a refined driving experience and are willing to address potential maintenance issues.

Strengths

+Powerful 3.6L V6 engine with 302 hp
+High reliability score of 98.6/100
+Luxurious interior with high-quality materials
+Engaging driving dynamics with rear-wheel drive
+Spacious seating for up to 5 passengers

Weaknesses

-Multiple complaints related to airbag and engine issues
-Higher maintenance costs typical of luxury vehicles
-Fuel economy may not meet expectations for some buyers
-Limited trunk space compared to competitors
-Potentially higher insurance rates due to luxury classification

Known Issues (NHTSA Data)

The 2008 Cadillac STS has recorded a total of 77 complaints to the NHTSA, with notable issues surrounding the airbag and engine systems. While there are no deaths reported, there have been 7 crash incidents and 3 fire incidents, which may raise concerns for potential buyers. Despite these issues, the vehicle boasts a high reliability score of 98.6/100, suggesting that many owners have had positive experiences with the STS.

Top Complaint Areas

AIR BAGS12% of complaints

ENGINE12% of complaints

ELECTRICAL SYSTEM9% of complaints

POWER TRAIN6% of complaints

STEERING6% of complaints

Performance

Horsepower: –
Torque: –
Engine: 4.6 L
Cylinders: V8
Transmission: Automatic (S6)
Drive Type: RWD

Efficiency

MPG Combined: 18
Fuel Type: Premium Gasoline

Dimensions

Length: 196.5 in
Width: 72.4 in
Height: 57.5 in
Wheelbase: 116.1 in
Curb Weight: 3,858 lbs
Ground Clearance: –

Capacity

Doors: 4
Seating: –
Cargo: –
Max Cargo: –
Max Towing: –
Max Payload: –

ddpc Estimated Value

$12,087

$10,274 – $13,900

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

$6,921

Per Mile

$0.58

5-Year Total

$66,293

Fuel

$2,100/yr

Maintenance

$600/yr

Insurance

$4,221/yr

Depreciation

$6,338/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 (4)

STS

RWD

STS

DIRECTINJ

RWD

STS AWD