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  1. [Astra Mk3/F] [91-97] Bleeding coolant system

    Astra, Corsa, Zafira, Meriva, Adam, Agila, Combo
    Hi all! My radiator is dead so I'm replacing it. Astra f, C 16 SE. I've read you need to bleed the system via the coolant temp sender (CTS)... Is this true? If so, where is it? Is it the little plug on the top right of the inlet manifold or is it somewhere else? Thanks so much for your...
  2. [Vectra C] [02-08] Coolant Replacement

    Cavalier, Calibra, Vectra, Signum, Sintra & Insign
    Hi, Need to drain and replace my Coolant. Can anyone recommend best stuff to replace it with which won't cost me to remortgage my house? (Cheap as poss) Also was going to flush the system, can you tell me where to start and where to drain the system from? (Never done this as you can...
  3. [Meriva A] [02-09] Meriva Coolant Flush?

    Astra, Corsa, Zafira, Meriva, Adam, Agila, Combo
    Hi all, I recently noticed the engine coolant appeared to have a brown mousse floating on top of it. On inspection the coolant appeared brown. I drained the radiator from the valve and the coolant that drained was quite orange and had bits floating in it. I refilled using Holts SpeedFlush and...
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