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when to replace glow plugs?

Discussion in 'A3/S3/Sportback (8P Chassis)' started by chale989, Nov 26, 2012.

  1. chale989

    chale989 Member

    Nov 26, 2012
    Likes Received:
    My 2005 audi a3 2.0 tdi is taking up to 2 minutes for the glow plug light to go out on occasions.

    sometimes it is off within 5-10 seconds and will always start first time with no hesitation but do i need to get these replaced? (i know its not a quick job to do)

    thank you

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