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  1. [Zafira A] [99-05] Strange Rev Surging / High Idle when cold

    Astra, Corsa, Zafira, Meriva, Adam, Cascada, Agila
    Well hope someone can help with this as I have tried as many things as I can. This does not always happen and most of the time the car is OK. Normally when its cold if you drive away you will notice it more. Leave it to warm up for 10 - 15 mins seems OK, but has had the revs surging on some...
  2. [Vectra C] [02-08] 1.8LS Low Idle, RPM Hunting Problem

    Cavalier, Calibra, Vectra, Signum, Sintra & Insign
    Hey there, I've just returned from a five week trip to start my car (2002 plate Vectra 1.8 LS) and have found that upon startup the rev counter hunts up to 1500 and then drops to idle at between 750-1000. If I put my foot on the accelerator and rev it above 2000rpm upon returning to the idle...
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