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Thread: 20 mpg

  1. #1
    Regular Member luke.oldham's Avatar
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    Default 20 mpg

    can someone tell me why my vectra c 1.8 16v only does 20mpg.its a 52reg the only mod to the engine is the air box mod top and bottom.my ex car a 13 year old escort did about 30 mph.very shocked ??????????? cheers. luke

  2. #2
    Ex-Staff Full Member John LE's Avatar
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    Vehicle : Facelift Insignia/Corsa D

    Trim : LE/VXR

    Engine : 2.0 cdti/1.6 Turbo

    Year : 13/07

    Default

    When was the last time it was serviced mate?

  3. #3
    Regular Member luke.oldham's Avatar
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    ive had it 9 month and ive not do it

  4. #4
    Regular Member Dose's Avatar
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    Start witha good full service mate including plugs and filter, you will notice a difference in running if anything..how does the car run?

  5. #5
    Regular Member luke.oldham's Avatar
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    it runs like a bag of sh@t iv been have trouble with the egr vavle so i put it down to that. maybe it isnt ???

  6. #6
    Regular Member Dose's Avatar
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    Quote Originally Posted by luke.oldham View Post
    it runs like a bag of sh@t iv been have trouble with the egr vavle so i put it down to that. maybe it isnt ???
    quite possibly mate.any lights on etc?

  7. #7
    Regular Member luke.oldham's Avatar
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    no nothin. it just run dead lumpy. not smooth at all i think its a full service soon c if that give me more mpg.

  8. #8
    Full Member Penfold101's Avatar
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    Probably a rabbit in the air box, a very filthy filter or some very bad plugs/leads...

    Service definitely a good start...

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