What are some of the 2002 mitsubishi montero transmission problems?

The 2002 MitsubishiMontero'S3 and 3.5 liter V6 engines are noted for fairly reliable transmissions up to 125,000-200,000 miles when they need valve body replacement. However, the year and model is plagued by other faults, including failed O2 sensors that cause heater circuits to malfunction. The overheating can lead to oil leaks at the engine's cylinder heads and the replacement of the o-rings. Other issues involved valve stem problems. Valve seals tend to crack on the Montero's V6 models and leak oil into the car's combustion chamber, causing blue smoke and excessive oil consumption. However, if the transmission is failing You will experience hard shifting, jerking, hesitation upon acceleration and the inability to shift gears.