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loud noise

  1. Saab 9-3 1999 REALLY LOUD ENGINE NOISE HELP!!

    NG900 & OG9-3 Workshop
    Okay so my Saab 9-3 is making a loud engine noise, the sound is really hard to explain but I’ve check my timing chain and my timing belt they are both in good condition the timing chain has 15 links in between the crosshairs and the belt is still pretty tight. I’ve oil changed it just 2 days ago...
  2. Very loud engine,turbo not kicking in, oil pressure light,

    NG900 & OG9-3 Workshop
    HI, I thought I could fix my oil pressure issue by dropping the pan and cleaning out the sludge. Turns out it had no sludge so I wasted my whole day! The engine is very loud and it drives well enough but the turbo has never truly kicked in. The only time the turbo gauge drops is when I let go...
  3. Loud Thud Followed by Rhythmic Thump and Serpentine belt Piece Flopping Around

    9-5 Workshop
    Hi, I'm new to the forum, but need advice. I have a 2002 Saab 95 3.0T Arc . I just got the car back from having the crankshaft position sensor replaced after having starting and stalling issues. The car was doing fine and then two days later I'm driving down the road and hear a loud thud and...
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