2006 Cadillac STS - Problems, Statistics, and Analysis

🔎 Common problems of the 2006 Cadillac STS

181 problems have been reported for the 2006 Cadillac STS.
The following chart shows the 19 most common problems for 2006 Cadillac STS.
The number one most common problem is related to the vehicle's air bags
with 55 problems.
The second most common problem is related to the vehicle's engine and engine cooling
(23 problems).

In our research we use the PPMY index to compare the reliability of vehicles. The PPMY index of a certain model is defined as the problems reported per thousand vehicles per Year. The total sales of the 2006 Cadillac STS in the United States are 31,378 units [1]. If the total number of problems reported by Cadillac STS owners in the last 13 years is 181, and the age of the vehicle is 13, the PPMY index can then be calculated as

The following chart shows the number of problems reported during each of the service
years since the debut of the 2006 Cadillac STS in 2006.

Table 2. PPMY Index and Problem Occurrence Trend

Service Year

Number of Problems

2019

6

2018

3

2017

11

2016

13

2015

43

2014

34

2013

13

2012

7

2011

5

2010

14

2009

8

2008

8

2007

7

2006

3

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Compare the 2006 Cadillac STS with Other Model Years

When making the decision between buying a new or used Cadillac STS,
the following table can be used to compare the 2006 Cadillac STS
with the Cadillac STS from other model years.
Note that the number of problems reported for the 2006 STS is 181
while the average number of problems reported for the 14 model years of the Cadillac STS is 37.

Table 3. Compare the 2006 Cadillac STS with other model years