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  1. Is Dexos 2 necessary?

    Astra J/GTC
    My own garage has a reputation as the safest MOT inspection garage in town and I am reluctant to change it. However they do not use Dexos 2, they use C3 fully synthetic. I only do 10,000 miles per year these days but I am happy to do an annual oil change, although the service manual says that a...
  2. Astra H Sri 1.6 dipstick bone dry then too full after 1.5 litres of oil

    Astra H
    A few days ago my alternator went on my Astra h Sri 1.6 2011 (61 plate) which cause me to panic when my car wouldn’t start and all my dash lights were on so I checked my oil and the dipstick was dry after wiping and re inserting. So after taking it to a garage and them diagnosing it was my...
  3. Breather Hose Dripping Oil and Big Smoke

    Astra H
    As a new person to the forum, I have found a problem which no one seems to know anything about at the local garages, so i am turning to you all for some help. My 1.9cdti went into the garage last week and had a new cam belt, water pump, rocker set and new glow plugs after the belt snapping on...
  4. Oil pressure light, ecn 001161 and fault code 0011

    Astra H
    2009 mk5 Astra SXI I had my car in for a service today, perfectly fine before it went in. On collection I was shown a bag with something in it that was unrecognisable as a filter and was informed that was what was taken out of the filter housing. Ive had the car 10 months so this is my first...
  5. GM Dexos 2 5W30 Properties

    Astra Technical aka The Workshop
    Hello everyone, I've been trying to find the spec sheet/properties table for the genuine GM Dexos 2 5W30 oil and i can't seem to get it anywhere. Anyone knows where to look for it? Many thanks
  6. Oil changed and smells like petrol any ideas why?

    Astra J/GTC
    Hello everyone. I changed oil & filter from my J the other day and noticed it had a very strong smell of petrol coming off. The moment i removed the filter it really hit me. Should i worry about it? Any ideas of what it might be? Have any of you guys had a similar experience? Cheers
  7. Astra H (55) SXI 1.6 Twinport starting problems, help please!

    Astra H
    Hi everyone i was hoping for someone so give me a bit of help into at least trying to figure out what's up with my car. Here's what is going on; starting the engine cold is not a problem, but when the engine gets to temperature and is then turned off. It won't start again until it cools down. It...
  8. Recommended Engine Oil for Astra G HatchBack 1.4 2003

    Astra G
    Hi Folks, Thanks for the add to the forum. I recently bought a Astra G HatchBack 1.4 2003 and as a noob I am wondering what is the best oil to buy for it. Most suppliers seems to offer 10W-40, 15W-40, 5W-30 or 5W-40. Which one is best for my model and is there a recommended manufacturer? I...
  9. 2010 Astra J CDTI 2.0 - service intervals?

    Astra J/GTC
    Hi, I have a 2010 Astra J CDTI 2.0, bought serviced with 108000kms. It's up to 120000 kms and i was wondering when it is supposed to be serviced again. I cannot find any document to show the service intervals for the usual suspects such as oil filter, air filter, fuel filter, spark plugs and new...
  10. Change engine oil soon reset

    Astra J/GTC
    I own an Astra tourer 2011 1.3 Cdti ecoflex. I have recently changed the oil and filter and would like to reset the "Change engine oil soon" message that appears when you turn on the ignition. I understand the usual method is to scroll through the service menu and reset using the set/Clr...
  11. oil catch can or vent to atmosphere astra j

    Astra J/GTC
    hey, so basicly i have an astra j that breathes heavy, this is causing excessive oil in my intake, so i want to add a oil catch can or vent to atmosphere pipe, what to you think is better? also im thinking of blocking my egr valve with a plate but with a small hole so i dont get an error...
  12. Oil in air intake

    Astra H
    Just took the air intake pipe and dump valve off to clean as it was looking a bit black and I noticed there's some oil in the pipes, is this normal? If not any idea what the problem is?
  13. Oil Leak - Astra H VVT 1.8 Auto - Petrol - 2007

    Astra H
    Hi Guys, First post as my Astra has been in fine working order every since i got it 5 years ago. But ive noticed a few drops of oil on my drive way past few days and dont know where its coming from. Ive attached a couple of pics where you can see where the leak is coming from. any ideas? I...
  14. excess oil in turbo pipe and whirling noise from injectors

    Astra J/GTC
    hey ppl, so i had a leaky turbo pipe, and when i removed it, there was loads of oil in it, now i dont know if this is normal or not the oil leaked out from the turbo pipe that comes from the inter-cooler to the egr valve (i think). plus the oil poured out of my intercooler, and it just kept...
  15. Astra H Engine Oil

    Astra H
    Hey guys bare with me this is my second post lol Got myself an astra h SXi yesterday and as you do when you get a new car i wanted to make sure i do an oil change first thing, called up vauxhall and asked what oil to use and they said 5-30 full synthetic.. went and got myself some of it and an...
  16. Reminder on water pipes?

    Astra H
    I had my oil cooler go on my astra H 1.7 cdti (unusual eh?.. not!) and bypassed it untill I got a replacement. I have one coming now but just need a reminder on what water pipe goes where... Mainly the pipes from the matrix, where the top one and bottom one go as I have to admit I forgot so any...
  17. Whats this black cup @ back of engine bay?

    Astra H
    Sound stupid here, but I have a oil leak from one of the cir-clips attached to this black cup/filter/pot to the left hand side of the EGR about a couple of inchs downwards. What is it? And why is it leaking under pressure? Another quick on... Just had my Swirls done Egr cleaned and PSensor...
  18. Astra h 2006 hatchback petrol oil

    Astra H
    Okay so I've got an 06 plate astra h petrol, 1.4 litre, 3 door. I'm going to do an oil change in the next few weeks but would like to know a few things about the oil. So i know I need 5w40 fully synthetic but when it comes to brands I'm unsure. I spoke to vauxhall today and 5 litres of it was 60...
  19. fuel options - LPG / anyone using vegetable oil in there cdti astra?

    Astra H
    With the cost of diesel now, just looking at the options, anyone got theres running/fitted out. does vegetable oil straight in a astra cdti 1.7 h ? or do you need it a convertor of some sort ? LPG options ?