VAUXHALL SIGNUM (2007)
Running costs, reliability data, and common problems from 538 real MOT tests.
Annual Cost
£2,577
£215/month
MOT Pass Rate
71%
Average
Road Tax
£430
Based on CC/year
Insurance
Grp 25-38
2198cc Petrol
Check Carefully
71% pass rate, £2577/year to run. 11 points below average.
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Annual Running Costs
~30 mpg
Based on 2198cc
Higher estimate due to low pass rate
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT data. Insurance not included.
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Reliability Verdict
Average reliability. Expect some repairs as it ages. That's 11 points below the national average of 82%. It falls below the VAUXHALL brand average of 84%.
At 19 years old, 71% of VAUXHALL SIGNUMs from 2007 passed their MOT first time in 2026. That's based on 538 tests across the UK. The average mileage at this age is 128,236 miles.
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How Does It Compare?
Mileage Analysis
128,236
Average miles
140,600
Expected for age
The average 2007 VAUXHALL SIGNUM has 128,236 miles on the clock, which is in line with the expected 140,600 miles for a 19-year-old car, suggesting normal everyday use.
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Best Year to Buy?
The most reliable year is the 2003 model with a 77% MOT pass rate, while the 2008 model has the lowest at 63%. The 2007 sits between the two at 71%.
VAUXHALL SIGNUM by Year
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About the 2007 VAUXHALL SIGNUM
The 2007 VAUXHALL SIGNUM is a family car with a 2198cc petrol engine. 538 of these vehicles were MOT tested in 2026, making it a less common model in the UK market. Among all cars from 2007, the average MOT pass rate is 73%, and this model falls short of that benchmark.
With an average of 128,236 miles at 19 years old, VAUXHALL SIGNUM owners drive about as much as the UK average.
2007 VAUXHALL SIGNUM Fuel Costs
The 2198cc petrol engine offers a reasonable balance between performance and economy. Expect around 30 mpg in mixed driving, which works out to roughly £1,592 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2007 VAUXHALL SIGNUM?
Total estimated annual running cost is £2,577 (£215/month), broken down as £1592 fuel, £430 road tax, £55 MOT, and £500 predicted repairs. Repair costs are moderate, reflecting the 71% pass rate. Keeping on top of servicing will help avoid surprises.
VAUXHALL SIGNUM Reliability Trend
The VAUXHALL SIGNUM has maintained consistent MOT pass rates across model years, varying by only 3 percentage points.
Buying a Used 2007 VAUXHALL SIGNUM
At 19 years old, the VAUXHALL SIGNUM is firmly in budget territory. Purchase prices are low, but check for rust, worn suspension bushes, and electrical gremlins. A full service history is especially valuable at this age. If you're flexible on year, the 2003 model has the highest pass rate at 77%.
Common Issues to Watch For
Based on the 2007 VAUXHALL SIGNUM's fuel type, age, and engine size, these are the most likely problem areas to check.
Timing Chain / Belt
Watch outAt 19 years old, check whether the timing belt has been replaced (typically due every 5-7 years or 60,000-100,000 miles). A snapped belt can destroy the engine.
Oil Consumption
Medium riskLarger petrol engines can develop higher oil consumption as they age. Check the oil level and look for blue smoke from the exhaust.
Rust and Corrosion
Watch outAt 10+ years, check wheel arches, sills, subframe, and brake lines for rust. Structural corrosion is an MOT failure. Prevention is far cheaper than repair.
Suspension Bushings
Watch outRubber suspension bushes harden and crack with age, causing knocking noises and vague handling. A full refresh costs £300-£800 depending on the car.
Clutch Wear
Watch outWith an average of 128k miles, clutch replacement may be due (typical lifespan 60,000-100,000 miles). Budget £400-£800 for a new clutch kit.
Brake Discs and Pads
Medium riskHigh-mileage cars often need brake disc replacement, not just pads. A full set of discs and pads costs £200-£500 per axle.
Engine Mounts
Medium riskWorn engine mounts cause excessive vibration and movement. Replacement costs £150-£400 per mount. Check for vibration at idle with the bonnet open.
Service History
Low riskAlways request a full service history. Regular servicing is the single best indicator of how well a car has been maintained, regardless of mileage.
Running Costs Compared
How the 2007 VAUXHALL SIGNUM stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| VAUXHALL SIGNUM(2007) | 71% | £1592 | £430 | Grp 25-38 | £2577 |
| BMW 3 SERIES(2007) | 80% | £1327 | £135 | Grp 18-32 | £1867-£710 |
| AUDI A3(2009) | 77% | £1327 | £135 | Grp 18-32 | £2017-£560 |
| RENAULT CLIO(2007) | 68% | £1327 | £135 | Grp 18-32 | £2217-£360 |
| TOYOTA YARIS(2007) | 75% | £1327 | £135 | Grp 18-32 | £2017-£560 |
Estimates based on 7,400 miles/year, current fuel prices, and MOT data. Insurance groups are indicative. Actual costs vary by driver, location, and usage.
Related Vauxhall Models
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