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poor mpg

  1. [Astra Mk6/J] [09----] astra drinking fuel

    Astra, Corsa, Zafira, Meriva, Adam, Agila, Combo
    ok so just got a 2015 1.4t astra. when i fill it up fully, the first half of the tank disappear in days, often getting about 120-150 miles. the second half slows down and seems to average about 160 miles or just under 30mpg. so from 48 litres or 12.68 gallons i'm getting about 340 ish miles...
  2. [Vectra C] [02-08] Vectra 3.0 cdti oil pressure light/possible overheating & poor mpg

    Cavalier, Calibra, Vectra, Signum, Sintra & Insign
    Hi ppl this is my first post so apologies if this is repeated or in the wrong place! i have a 2006 facelift vectra 3.0 cdti v6 184 auto, I have owned this car for about 7 weeks last week after a drive approx 16-20 mile the oil pressure light came on, car temp gauge pointed to 90, light on only...