Opel Signum 2005 reliability and quality
Production year from 2005 to 2008
According to yearly reports of vehicle inspection service Opel Signum reliability is above average.
During regular inspections from 2010 to 2018 in average failures were found for approximately 12.3 percents of Opel Signum.
The most recent data available is for 2018, when the average defect rate for a 13-year-old Opel Signum was 27.5 percent, the average for a car that age was 26.9 percent. Opel Signum reliability performance was therefore below average - 50% of other cars tested had fewer defects.
Opel Signum 2005 owner reviews
| Year of inspection | Age of car | Failures found % / average for same age cars |
Place in rating |
|---|---|---|---|
| Opel Signum 2008 | |||
| 2010 | 2 years | 4.1% / 5.10% | 38. from 131 |
| Opel Signum 2007 | |||
| 2018 | 11 years | 27.5% / 26.89% | 46. from 93 |
| 2010 | 3 years | 4.1% / 5.10% | 38. from 131 |
| Opel Signum 2006 | |||
| 2018 | 12 years | 27.5% / 26.89% | 46. from 93 |
| 2010 | 4 years | 4.1% / 5.10% | 38. from 131 |
| Opel Signum 2005 | |||
| 2010 | 5 years | 9.4% / 9.90% | 55. from 123 |