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  1. B pillar rattle

    Astra J/GTC
    Hi all My Astra GTC has a rattle/buzz coming from the upper drivers side door. I’ve had the door card off and the sound is still there, and there’s nothing loose in the door itself. After playing around I’ve come to the conclusion that it’s coming from the B pillar part of the door, if you know...
  2. Padlock/Car icon, engine management light, not starting

    Astra J/GTC
    Hi All, Tried to start the car this morning (1.4 GTC Auto 2013) and the error 'service theft deterrent system' appeared and the car wouldn't start. Tried it again and it started but the Padlock/Car icon was lit, I drove it to my place fo work 2 miles and then in the car park the engine just shut...
  3. Astra J gtc showing service light and losing all boost power

    Astra Chat
    my Astra j gtc 2015 drives fine until a service light shows on dash, then stops accelerating and loses all boost/turbo power. It’s had an actuator arm replaced as well as boost sensor, and has been serviced. Also thermostat housing replaced but can’t find a solution. Any ideas?
  4. GTC 2.0 Diesal trip computer

    Astra J/GTC
    I have a GTC 2.0 I’m looking to get the trip computer activated I’m from Middlesbrough I know there’s post about this already but just looking for someone to point me in the right direction to get this done thanks
  5. 2013 GTC 1.6T Crankcase vacuum

    Astra J/GTC
    Hi everyone from Australia! Hope your all well and keeping busy with your Astra's, I know I am. I'm here looking for info on the crankcase ventilation of my GTC. I have serious a vacuum in my crankcase/head causing bad whining or squealing when the car is warm. Its definitely the vacuum...
  6. HELP - 2017 Astra GTC Steering issue

    Astra J/GTC
    2017 Astra GTC - 25,000 miles Tried searching the thread but unable to find anything with similar faults. Over the last couple of days, my steering has started causing a grinding/hissing noise intermittently when turning right. It appears to be coming from the right hand side near the wheel...
  7. Opel Astra GTC H 2006

    Astra H
    Hi, I own opel Astra GTC H 2006 with Z18XE 1.8 L (1796 cc) engine and I have an occurring problem that it consumes a lot of engine oil 1.5h for 1000km. Assumption is that Piston rings are worn off and oil leaks through them and burns. Is it worth to fix the engine or is it better to look for...
  8. My little Astra GTC Limited Edition

  9. Astra 1.4 Turbo Camshaft sensors

    Astra J/GTC
    Hello, Unsure if something like this has been posted before due to the web browser i use. I have recently had the head skimmed on my Astra gtc 1.4 turbo. i had removed everything from the head before being skimmed but on assembly i have the valves rockets and tappets all in the correct place...
  10. Astra GTC Rattling noise?

    Astra J/GTC
    Hi all, Got a little problem with the GTC 2014 Sport CDTI 2.0L. Recently its been making this horrible grinding noise. The noise is really loud when I turn the car on in the morning, it eases away when the car is warmed up a bit but does not disappear. It seems to be coming from under the...
  11. Astra GTC Spoiler Installation

    Astra J/GTC
    Hi everyone. I want to install a VXR style spoiler on my Astra GTC. However, the small like-triangles beside the spoiler need to be removed prior as these will be blocking the new spoiler from sitting in place. I havr attached a photo of the triangles I'm talking about. Anybody any...
  12. Astra GTC front shock absorbers question

    Astra J/GTC
    First Post! Hi everyone, I have spent well over an hour looking through all the previous threads and couldn't find anything on front shock absorbers. Took the car for an MOT earlier today, came back with a fail due to a leak in the front driver side shock absorber. The mechanic said the shocks...
  13. GTC Thermostat sensor 2012

    Astra J/GTC
    Daughter's car has the common coolant temperature fault. I think it has gone open circuit Looking at the thermostat, I am unsure whether the sensor can be changed. I would rather simply pop a new sensor in if possible. It looks like it does not screw in and I don't want to force it. Original...
  14. Astra GTC Limited edition bulb confusion!

    Astra J/GTC
    Hi all... I'm new to this so thanks for having me. I've looked everywhere and everyone's saying different bulb sizes so I thought i'd post on here and hope that someone actually 'knows' what I need. I'm looking for some HIDs 6000k upgrade for my -GTC 2015 (64 plate) Limited edition 1.4 140 bhp-...
  15. GTC Exhaust, also first post :)

    Astra J/GTC
    Hi guys, Just wondering is it possible to remove the original exhaust from my 1.4t gtc without cutting it up? Bought a new scorpion cat back and want to keep the original intact for when i come to sell the car in years to come. If I have to cut it then so be it but id rather lay on the floor all...
  16. does Osram bulbs fit astra gtc

    Astra J/GTC
    Hi guys, I know many people already asked about this. I just recently pick up a 2013 Astra gtc 1.4 SRI and i noticed how bad the headlights actually are. So, I was thinking upgrading the bulb instead getting HID. I saw lots of post suggest OSRAM night breaker unlimited but most of post relates...
  17. CD400+ Or CD600 in a 2015 Astra J SRi

    Astra J/GTC
    OK as some of you know I ordered an Astra J/GTC :thumbs: 2.0 CDTI :thumbs: SRi a few weeks ago, The thing is before I ordered my car the same day I check what I'd be getting on the SRi at vauxhalls own website and it said on the SRi spec I would have the CD400+ :sus: Then a few days later I...
  18. Hi all So i just ordered My first ever Vauxhall

    New Member Introductions
    Hi everyone, I have ordered my first ever Vauxhall it is due in the next 6 weeks, After looking around for my next set of wheels i wanted something with nice looks and some punch but with a good MPG, I have only driven Dare i say it Fords and s**ttrons before now. I hope i have made the right...
  19. Astra J GTC Headlight Bulbs - Photos

    Astra J/GTC
    Right so I found it pretty hard to find proper posts with images on which 9012 bulbs to get for the dipped/main beam for my GTC, so I thought Id make a quick post on my find. I ended up taking a punt on these from HIDs Direct...
  20. LED DRL bulbs no welcome light?

    Astra J/GTC
    Tried finding the thread where darkrain posted about these but couldn't, I bought some 27 led Canbus SMD 550 bulbs from hids-direct, and while they work fine for normal use, when I unlock the car the welcome lights no longer turn on. I've checked the settings and its still activated, they worked...