Used car guide

2005 Saab 9-5: common problems and MOT failures

What MOT testers find on the Saab 9-5 first registered in 2005: we looked at the 2,803 MOTs these cars had during 2023–2025. Plus known faults and what to look at before you buy one.

2,803MOTs of 2005 cars, done in 2023–2025
63%pass first time (all 2005 cars: 57%)
6,700typical miles a year
2×the usual rate for engine oil leaks

What goes wrong more than usual on a 2005 Saab 9-5?

Parts flagged at MOT more often on the 2005 Saab 9-5 than on all cars registered in 2005.

  • Engine oil leaks2× usual
    Saab 9-5
    26.7% All 2005 cars
    13.3%

    Failed outright at MOT: 1.1%, against 0.3% of all 2005 cars. The rest were advisories or minor defects.

    Rough price £80–£600 our estimate

    At the viewing: Look under the engine and where the car is usually parked for fresh oil. Ask whether the leak has been looked at.

  • Suspension arm3.1× usual
    Saab 9-5
    10.8% All 2005 cars
    3.5%

    Failed outright at MOT: 1%, against 0.4% of all 2005 cars. The rest were advisories or minor defects.

    Rough price £120–£180 (one arm) ClickMechanic

    At the viewing: Listen for clunks over bumps and feel for the steering wandering. Worn arm bushes show as cracked rubber near the wheels.

  • Sub-frame1.8× usual
    Saab 9-5
    9.8% All 2005 cars
    5.6%

    Failed outright at MOT: 0.4%, against 0.3% of all 2005 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.

  • Sub-frame bushes8.2× usual
    Saab 9-5
    4.1% All 2005 cars
    0.5%

    Failed outright at MOT: 1.4%, against 0.1% of all 2005 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.

  • Seat belts2.6× usual
    Saab 9-5
    3.9% All 2005 cars
    1.5%

    Failed outright at MOT: 1.1%, against 0.6% of all 2005 cars. The rest were advisories or minor defects.

    Rough price £80–£250 our estimate

    At the viewing: Pull each seatbelt sharply. It should lock and retract smoothly.

Better than most

Brake lights: 1.5% here, against 5.5% of all 2005 cars. Track rod ends: 2.5% here, against 5.9% of all 2005 cars.

Common 2005 Saab 9-5 MOT failures and advisories

The share of 2005 Saab 9-5 MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

  • Suspension
    46% 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
    40% 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.

  • 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.

  • Oil and fluid leaks
    28% 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.

  • Tyres
    28% 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.

  • Exhaust and emissions
    10% 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.

Questions to ask the seller before buying a 2005 Saab 9-5

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

  1. Any recent work on the engine oil leaks? (Flagged at MOT 2× as often on the 2005 Saab 9-5 as on other cars the same age.)
  2. Any recent work on the suspension arm? (Flagged at MOT 3.1× as often on the 2005 Saab 9-5 as on other cars the same age.)
  3. Any recent work on the sub-frame? (Flagged at MOT 1.8× as often on the 2005 Saab 9-5 as on other cars the same age.)
  4. Can I see the service history and receipts for any big jobs?

Looking at a Saab 9-5?

Check the actual car: its own MOT history, mileage and what to ask the seller. Free, no sign-up.

Other years

Every year of the Saab 9-5 compared

YearMOT testsMost flagged
2012–Too few tests
2011992Tyres 28%
20101,856Suspension 31%
20091,905Suspension 40%
20082,685Suspension 43%
20073,089Suspension 43%
20063,000Suspension 45%
20042,262Suspension 48%
20031,427Suspension 47%
20021,271Suspension 47%
20011,002Suspension 43%
2000848Suspension 43%
1999609Suspension 43%
1998259Suspension 45%
1997–Too few tests
1976–Too few tests
1975–Too few tests
1974–Too few tests
1973–Too few tests
1972–Too few tests
1971–Too few tests

Where this comes from: the DVSA's anonymised results for every MOT test done in Great Britain during 2023–2025, counting the MOTs of Saab 9-5 cars first registered in 2005. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score