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Before you buy a used Opel Omega B.

2000–2003 · Petrol / Diesel · 2 engines

Taken only from Testigo's sourced sheets. Use it to question the seller and on the test drive: it does not confirm that any particular car is affected.

Opel Omega B, real photo of this generation
Rudolf Stricker · CC BY-SA 3.0 · Wikimedia Commons · Photo source

The essentials.

Typical faults by engine

The period and mileage are those mentioned by each sheet's sources. They are not a maintenance interval and do not predict that any particular car will fail.

All versions

Sheets the catalogue links to all 2 of its engines.

  • Omega B rain-sensor relay failureElectrical and electronic systems
    Period mentioned
    Bulletin-specific period and equipment stated in each assignment.
    Mileage mentioned
    The sheet does not mention a mileage.

    Applies if: Only Omega B built 05/2000–05/2002 with automatic wipers/rain sensor; check the version of both relays. HELLA indicates modified relays from VIN W0L0VBF6921061034; do not attribute automatically to later units.

2.2 / 2.6 / 3.2 V6 · 2.2 / 2.5 DTI

2.2 / 2.6 / 3.2 V6 (Petrol) · 2.2 / 2.5 DTI (Diesel)

We have no faults specific to this engine, only those common to every version.

Which engine has the fewest documented faults?

Documented faults and recalls by engine for the Opel Omega B
EngineDocumented faults
2.2 / 2.6 / 3.2 V6Petrol11 with conditions
2.2 / 2.5 DTIDiesel11 with conditions

According to the data we have, all its engines have the same number of documented faults.

We only count the sourced sheets we have. An engine with fewer is not guaranteed to be more reliable: it may have been studied less or sold in smaller numbers.

Official recalls: ask before you pay

We have no official recalls on record for this model. Our list is not complete: ask anyway, with the chassis number.

  1. Ask the seller for the chassis number (VIN): it has 17 characters, appears in the car's documents and can usually also be seen at the base of the windscreen.
  2. Ask an official Opel dealer, or the brand's official website if it lets you check by chassis number, whether each recall has been done or is still outstanding for that VIN.
  3. Manufacturer recalls are normally carried out free of charge by the official service network. If one is outstanding, ask for it to be done before you close the sale.

On the test drive: what to look and listen for

Taken from each sheet's symptoms and checks. You can tick off what you have already looked at: it is saved only in this browser.

0 of 1 checked

Electrical and electronic systems

  • Look out for: Automatic-wiper function fails.

    Ask them to check: Check both engine-bay relays and replace where required; HELLA also calls for replacement if sensor electronics are diagnosed faulty.

Sources

Every fact on this page comes from these Testigo sheets and their original sources. Sources are not checked in real time.

More Opel buying guides

View the model pageAll buying guides