671 problems have been reported for the 2006 Ford F-150. The following chart shows the 25 most common problems for 2006 Ford F-150. The number one most common problem is related to the vehicle's engine and engine cooling with 144 problems. The second most common problem is related to the vehicle's service brakes, hydraulic (85 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 Ford F-150 in the United States are 506,282 units [1]. If the total number of problems reported by Ford F-150 owners in the last 20 years is 671, and the age of the vehicle is 20, the PPMY index can then be calculated as
PPMY Index = 671 / 506,282 / 20 * 1000 = 0.07.
For more information, refer to this page: A study of reliability comparison across Ford F-150 model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 2006 Ford F-150 in 2006.
| Service Year | Number of Problems |
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| 2026 | |
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| 2006 |
When making the decision between buying a new or used Ford F-150, the following table can be used to compare the 2006 Ford F-150 with the Ford F-150 from other model years. Note that the number of problems reported for the 2006 F-150 is 671 while the average number of problems reported for the 31 model years of the Ford F-150 is 1,360.