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2008 Chevrolet Impala - Problems, Statistics, and Analysis



small car iamge Common problems of the 2008 Chevrolet Impala

731 problems have been reported for the 2008 Chevrolet Impala. The following chart shows the 21 most common problems for 2008 Chevrolet Impala. The number one most common problem is related to the vehicle's electrical system with 128 problems. The second most common problem is related to the vehicle's engine and engine cooling (93 problems).

Table 1. Common problems of the 2008 Chevrolet Impala

small car iamge PPMY Index and Problem Occurrence Trend

In our research we use the PPMY index to compare the reliability of vehicles. PPMY index is defined as the problems reported per thousand vehicles per Year. The total sales of the 2008 Chevrolet Impala in the United States are 265,840 units [1]. The total number of problems reported by Chevrolet Impala owners in the last 7 years is 731, The age of the vehicle is 7, the PPMY index can then be calculated as

      PPMY Index = 731 / 265,840 / 7 * 1000 = 0.39.

Also see A study of reliability comparison across Chevrolet Impala model year vehicles.

The following chart shows the problems reported during each of the service years since the debut of the 2008 Chevrolet Impala in 2008.

Table 2. PPMY Index and Problem Occurrence Trend

Service Year Number of Problems
  2008
3
  2009
55
  2010
79
  2011
78
  2012
65
  2013
138
  2014
213
  2015
57

small car iamge Compare the 2008 Chevrolet Impala with Other Model Years

When buying a new or used Chevrolet Impala, make sure to check out the following table and see how the 2008 Chevrolet Impala compare with other Chevrolet Impala model years. We note that the number of problems reported for the 2008 Impala is 731 while the average number of problems reported for the 20 model years of Chevrolet Impala is 409.

Table 3. Compare the 2008 Chevrolet Impala with other model years

Model Year Number of Problems
  1996 Impala
89
  1997 Impala
1
  1998 Impala
1
  1999 Impala
4
  2000 Impala
797
  2001 Impala
675
  2002 Impala
750
  2003 Impala
596
  2004 Impala
1,023
  2005 Impala
605
  2006 Impala
552
  2007 Impala
589
  2008 Impala
731
  2009 Impala
706
  2010 Impala
338
  2011 Impala
394
  2012 Impala
133
  2013 Impala
82
  2014 Impala
108
  2015 Impala
12


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Related:  
Chevrolet Impala Service Bulletins
Chevrolet Impala Safety Recalls
Chevrolet Impala Defect Investigations