2006 Vauxhall Vectra diesel: common problems and MOT failures

What goes wrong more than usual on a 2006 Vauxhall Vectra diesel?

Parts flagged at MOT more often on the 2006 Vauxhall Vectra diesel than on all cars registered in 2006.

• Rigid brake pipes1.6× usual
  Vauxhall Vectra

  22.9% All 2006 cars

  14%

  Failed outright at MOT: 5.1%, against 2.5% of all 2006 cars. The rest were advisories or minor defects.

  Rough price £100–£400 our estimate

  At the viewing: Ask to see underneath, or check the MOT advisories: corroded brake or fuel pipes get worse every year and fail the MOT when they do.

• Coil springs1.7× usual
  Vauxhall Vectra

  17.7% All 2006 cars

  10.5%

  Failed outright at MOT: 6.7%, against 3.3% of all 2006 cars. The rest were advisories or minor defects.

  Rough price £175–£400 (pair, one axle) ClickMechanic

  At the viewing: Look behind each wheel for a snapped spring coil, and listen for a clunk or twang when turning the wheel lock to lock with the car stopped.

• Exhaust system1.7× usual
  Vauxhall Vectra

  15.9% All 2006 cars

  9.2%

  Failed outright at MOT: 4%, against 2.6% of all 2006 cars. The rest were advisories or minor defects.

  Rough price £100–£500 (pipe or section) ClickMechanic

  At the viewing: Listen for blowing or rattling from underneath at idle, and look for black soot around joints.

• Anti-roll bar link joints2× usual
  Vauxhall Vectra

  8.4% All 2006 cars

  4.3%

  Failed outright at MOT: 3.2%, against 1.6% of all 2006 cars. The rest were advisories or minor defects.

  Rough price £60–£150 (one joint) ClickMechanic

  At the viewing: Listen for knocking over bumps and check the rubber boots behind the wheels aren't split.

• Sub-frame1.7× usual
  Vauxhall Vectra

  9.3% All 2006 cars

  5.4%

  Failed outright at MOT: 0.4%, against 0.3% of all 2006 cars. The rest were advisories or minor defects.

  Rough price £300–£1,000 our estimate

  At the viewing: Look underneath at the frame the suspension bolts to. Flaky rust or holes are expensive to fix.

Common 2006 Vauxhall Vectra diesel MOT failures and advisories

The share of 2006 Vauxhall Vectra diesel MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

• Suspension
  53% of testsRough price £120–£400

  At the viewing: Listen for knocks over speed bumps, and look behind each front wheel for a snapped coil spring.

• Brakes
  49% of testsRough price £150–£350

  At the viewing: Look for a lip on the disc edges and feel for judder or pulling when braking firmly from about 40mph.

• Tyres
  37% of testsRough price £70–£150

  At the viewing: Check the tread on all four tyres, including the inside edges, and look for cracks or bulges.

• Lights and electrics
  36% of testsRough price £10–£80

  At the viewing: Ask a friend to check every light, including brake lights and indicators, while you operate them.

• Exhaust and emissions
  19% of testsRough price £100–£1,200

  At the viewing: Look for black soot in the tailpipe, listen for blowing from the exhaust and check for engine or DPF warning lights.

• Oil and fluid leaks
  15% of testsRough price £80–£600

  At the viewing: Look under the engine and on the ground where the car is usually parked for fresh oil or fluid.

Known faults on the 2006 Vauxhall Vectra diesel

Reported by owners, mechanics and buying guides for this model and age. Check which engine the car has, as some apply to one engine only.

• Rear axle stub recall

  All engines

  Some cars were recalled because a rear axle stub might not meet spec.

  At the viewing: Run the free DVSA recall check on the reg.

  Source: What Car?: Vauxhall Vectra (2002-2009) reliability

• Oil use (2.0 and 2.2 DTI)

  2.0 and 2.2 DTI diesel

  The older 2.0 and 2.2 DTI diesels use a lot of oil, and running low causes damage.

  At the viewing: Check the dipstick and listen for unusual engine noises.

  Source: What Car?: Vauxhall Vectra (2002-2009) reliability

• Suspension clonks

  All engines

  Clonks from the suspension can be heard on some cars.

  At the viewing: Listen over bumps and pick a car without clonks.

  Source: What Car?: Vauxhall Vectra (2002-2009) reliability

Questions to ask the seller before buying a 2006 Vauxhall Vectra diesel

Ask before you travel to see it. A seller who knows the car will have answers, and receipts.

1. Has the rear axle recall been done?
2. Any recent work on the rigid brake pipes? (Flagged at MOT 1.6× as often on the 2006 Vauxhall Vectra diesel as on other cars the same age.)
3. Any recent work on the coil springs? (Flagged at MOT 1.7× as often on the 2006 Vauxhall Vectra diesel as on other cars the same age.)
4. Any recent work on the exhaust system? (Flagged at MOT 1.7× as often on the 2006 Vauxhall Vectra diesel as on other cars the same age.)
5. Can I see the service history and receipts for any big jobs?