Two problems related to water pump have been reported for the 2009 Volkswagen Jetta. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2009 Volkswagen Jetta based on all problems reported for the 2009 Jetta.
Oil seals leaking oil all over engine, major carbon build up failing axles. I was driving on the road and the car made a major thud and check engine light came on. Took car to dealer next day and they found all seals on the engine are leaking oil and water pump has failed and major carbon build up in engine. Found oil on ground of my garage. Front suspension known to make crunching sounds when going over major bumps when cold.
The water pump failed at approximately 70 mph. The impeller came off of the shaft inside of the pump because of a poor design(plastic). This caused the vehicle to overheat. Went ahead and had the timing belt done also. Cost of repair was $1131. 87.