It is not a loud screeching noise more like a background hum - but it is definately noticeable. Anyone out there having similar problems too? At first I thought it was a network problem. The water pump has a big job: It’s responsible for pushing coolant from the radiator into the coolant system. The water is then pumped into the engine and back to the radiator. Therefore I can conclude that this hissing sound is inherent in my E90. There was a … The following tips will help you avoid the lifter ticking noise in your BMW. The noise is present even when the car/radio/volume is off and is constant regardless of volume. I have heard that there is a ticking sound in the engine, mostly when the car is cold, but still present when the car is warm. If you are interested in joining our mailing list, please submit your email below. Hoping for some help, if others have solved this problem before. It felt night and day compared to my old 330 on indeed my current car. April 20, 2015 : Followup from the Pelican Staff: If you have a plastic valve cover, it is part of the valve cover. I have a 2003 330i sedan and started hearing a distinct hissing noise from the engine compartment right behind the oil dipstick. is it separate or built in valve cover. Thanks My E90 keeps giving me the annoying hissing sound when I make a call. Once the car slows down to only 1-2 mph and is almost at a complete stop, the hissing stops. The noise is not there when the car first starts but once it picks up speed the noise comes. anyone have this problem before? any ideas on a fix etc? Has anyone else had a similair experience and was there a fix. Every part of your BMW is important, and when a single part is malfunctioning, the health of your entire automobile could be in danger. Give our parts specialists a call at 1-888-280-7799. I took it in to the dealer since I had my inspection 1 service performed just a few days ago and the shop foreman said that he could not see any leaks and there was no fault code thrown. But when I tried switching to another phone with my sim card, the hissing sound is not there. I installed a new JL Audio XD600 amp with Technic's amp kit (great kit by the way) and I'm getting a hissing noise through the system - if there is even a tad bit of gain added. Comments: My 2007 bmw E90 323i is making a whistling noise,and learnt is a crankcase vent valve,mine is black plastic covered. BMW E90 valve train (lifter) tick/noise Re-installing rear axles into hub the right way with the proper tool (E30, BMW, Porsche, etc.) E90/E91/E92/E93 (2006 - 2013) Hissing (not squeaking) brakes. common areas to look for are: rubber hoses, radiator expansion tank, water pump, radiator cooling fin, etc) - left to right, cheap to more ex. It is especially audible when the revs goes down. However, if you are driving a BMW having an older N52 engine, then you might be familiar with the lifter ticking noise, which can be frustrating. BMW's are revered for their performance & endurance. the car is a e90 petrol 3 series. Anyways i cant bare the hissing noise anymore ive heard somone had their pulleys changed, did the noise occur louder with higher RPMs or it stayed same? Hi Guys, I have had my 2006 BMW E90 325i and she runs well, no smoke or anything, no oil leaks. Having only owned boggo BMW’s, the chassis stood out when I drove my uncle’s E90. ... (whether rain or shine) my car makes a pretty loud hissing sound as soon as I start to brake. 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