VX Vectra Issue :/

VX Vectra Issue :/

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vxvectra05

Original Poster:

8 posts

32 months

Monday 20th September 2021
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Hi,
I own a 2005 preface lift VX Vectra 1.9 CDti 150 bhp. I've owned the car a while now and has been a really reliable car.

However today a issue has started to develop and I just want to see if anyone might have an idea of what it is as my mechanic is saying I have to wait till next week to get booked in....

I drove the car to work this morning, it started and drove perfectly like it always does. But when I was heading home I started the engine and heard a really high pitched squicking noise (not the belt or pulleys as all was changed roughly 5 weeks ago) also the car was misfiring all over the place but I revved the engine and that stopped the misfire but the squicking noise was still there. I started driving the car home and it drive fine no issues, pulled like a train (have had it remapped to stage 1) no dash lights everything seemed fine except every time I stopped for a red light or round about the squicking would come back. I drove straight to my mechanic, he said he can take a quick look as he's got 5 mins but can't book it in till next week :/ when he lifted the engine cover off the whole top of the engine was covered in oil so was the under neath of the cover, he had a quick look and couldn't see where the oil was coming from. Anyways I turned the car off as when I got to his the squicking stopped completely so I thought if I turn it offf and back on the squicking will come back and it did but lasted about 2 seconds and went away.... When I turned the car off the car made a weird loud hissing/growling noise which it had never done before.

I turned it on and off a couple times each time the same thing squicking for a few seconds and when turned off loud hiss/growling (I csnt explain the noise 🤣)

He said the noises are definitely coming from the passanger side of the engine bay and he just said he'll need to have a more in-depth look as the car drives spot on just makes weird noises.

Has anyone got any idea of what it could possibly be? Sorry about the long essay I Just wanted to explain exactly what happened as that might help someone diagnose the problem or give me ideas!

The car has a custom map installed, have had it about a year now no problems. However ever since the remap the car smokes heavily under heavy acceleration, but I have noticed the last week or so it smokes badly under gentle load too. Thought I'd include that Incase it could have something to do with it.

Thanks in advance.