32 problems have been reported for the 2004 Volkswagen Golf. The following chart shows the 16 most common problems for 2004 Volkswagen Golf. The number one most common problem is related to the vehicle's fuel system, other with 4 problems. The second most common problem is related to the vehicle's engine and engine cooling (4 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 2004 Volkswagen Golf in the United States are 25,153 units [1]. If the total number of problems reported by Volkswagen Golf owners in the last 18 years is 32, and the age of the vehicle is 18, the PPMY index can then be calculated as
PPMY Index = 32 / 25,153 / 18 * 1000 = 0.07.
For more information, refer to this page: A study of reliability comparison across Volkswagen Golf model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 2004 Volkswagen Golf in 2004.
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When making the decision between buying a new or used Volkswagen Golf, the following table can be used to compare the 2004 Volkswagen Golf with the Volkswagen Golf from other model years. Note that the number of problems reported for the 2004 Golf is 32 while the average number of problems reported for the 25 model years of the Volkswagen Golf is 54.