KNOWN FAULTS · Jeep
Jeep Grand Cherokee (WK) / Commander 3.0 CRD (OM642) common problems.
2005–2010 · Diesel
Sources are not verified in real time and no entry confirms that your car is affected.
2 known faults with sources
Oil cooler and injector leaksOil leaks / injectors
- Engine / equipment
- OM642 3.0 V6 CDI/BlueTEC (280/300/320/350 CDI, ML, GL, R, Sprinter)
- Period mentioned
- 2005 onwards
- Symptoms
- Oil pooling in the engine's V, burning oil smell, drips under the engine; or a hiss or chirp next to an injector with an exhaust smell.
- Possible cause described
- The oil cooler seals (in the engine's V) degrade. Separately, injector washers leak combustion gas and carbon builds up around the injector.
- Check for the garage
- Visual inspection of the engine's V and the base of the injectors.
- Cost cited in the source
- Oil cooler seals: labour-heavy, approx. €800–1,800 (estimate)A rough figure from the original database, not an up-to-date quote.
Sources from the original database
View full entryTyre-pressure sensor valves on the Grand Cherokee WKSuspension and steering
- Engine / equipment
- Jeep Grand Cherokee WK and Commander
- Period mentioned
- 2005–2010
- Symptoms
- Pressure warnings and air loss from corroded sensor valves.
- Possible cause described
- According to Honest John, the pressure-sensor valves corrode very easily.
- Check for the garage
- Check the valves when changing tyres.
- Cost cited in the source
- No verified estimate; ask the garage for a quote.A rough figure from the original database, not an up-to-date quote.