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1.7

  1. Diesel Tuning
    Hello, I'm super new to this forum and i hope to get some help here! I recently got an Opel Astra H GTC 1.7 cdti 101hp (74kw) and i would like to know what performance upgrades i should do to get the best performance out of this engine. I know a remap can do like 125-130hp and that's it. Also i...
  2. Diesel Tuning
    hi i have recently deleted the egr and put a cone filter on my 1.7 dti astra van and it was running fine then today i did the dpf/cat delete and it runs like **** is this because of the dpf delete or something else ? does the dpf have to be mapped out ? and it is throwing no check engine lights...
  3. Astra Chat
    Hey guys My nan has a 1.7 cdi diesel Astra 54reg and has informed me that her battery keeps dying. She has had this problem for a few weeks and has taken it to vx and they've changed the battery and alternator but problem keeps arising. She said they tested electrics and their equipment can't...
  4. 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...
  5. Diesel Tuning
    Hey all, I wanted to change this part; whipped off the air intake bits and EGR solenoid control valve, then went for the pressure sensor (I have done this once before) when I removed it this time though, I noticed that the orange rubber boot/gaiter was still stuck in the hole; had a go to peel...
  6. Astra Technical aka The Workshop
    Hi all, I'd be grateful if anybody has any ideas about what the problem with my 1.7 (Isuzu engine) 2008 Astra estate might be. BACKGROUND: I heard a clank whilst driving on the motorway the other day; I wasn't sure whether it was debris or a bolt falling off my car, but as I exited the...
  7. 3 Door
    Had to go to near derby to pick it up, next day went straight to the DVLA in chester to put my private pressed plates on! done a few little mods IE. Wind Deflectors, VXR indicator surrounds BMC panel filter SMD Conversion & Cruise Controll Plans: ̶S̶p̶e̶a̶k̶i̶n̶g̶ ̶t̶o̶...
  8. Diesel Tuning
    just bought a 1.7 SRI CDTI 2008 plate, 40k. looking to get it remapped, just wondering what gains i am likely to see and where the best place to get it done? cheers!
  9. Astra H
    Hi there, first post and not very technical so bare with me. lol Broke down a few weeks ago, turned out that my EGR valve was full of crap. So had it cleaned and everything was fine.... until a week later, i was on my day off and running about doing a few jobs and a few miles in the process...
  10. Astra Chat
    hi guys, i need help with my astra g 1.7 dti. Anybody know any cheap easy mods for this model (y17dt) its completely standard atm im thinking about blanking my egr to start :D
  11. Astra G
    Hi there, very noobie question most likely, but could somebody please tell me how to blank off my egr valve on my 04 plate y17dti?? A step by step guide e.g. location of the valve and the best way to do it, would be most appreciated as i cant find a guide anywhere on tinternet!! helpp meeeee
  12. Diesel Tuning
    Hi there, very noobie question most likely, but could somebody please tell me how to blank off my egr valve on my 04 plate y17dti?? A step by step guide e.g. location of the valve and the best way to do it, would be most appreciated as i cant find a guide anywhere on tinternet!! :lol: helpp...
  13. Astra H
    Hi I seem to be having a leak which i thought may be coolant... took it to Vauxhall a few weeks ago, they charged me £60 to tell me they did a pressure test on the coolant system and could not find any leak so they put a sealant in just in case and it hasn’t leaked since until now Is it a...
  14. Astra Technical aka The Workshop
    Hi all, My Astra 1.7 cdti 5dr hatch (55 plate 100,000 miles) has developed a fault, i was wondering if anyone else has experienced the same one...... Basically the door open light stays on once i am in the car, i have checked all 5 doors and the bonnet and they are all closed securely...
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