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misfiring

  1. 07 9-3 Aero 2.8T Misfires!

    9-3 Sedan, Cabrio '04+, Combi, 9-3X Workshop
    2007 9-3 2.8T with 105k. Just replaced all ignition coils and spark plugs 5 months ago. Last month check engine light came on. Code says cylinders 2,4,6 are misfires. Now, sometimes only 3 cylinders fire, can tell by hp cut in half, although I turn car off, mid driving, turn back on, and the...
  2. 2007 Aero 2.8t engine skipping/bucking

    9-3 Sedan, Cabrio '04+, Combi, 9-3X Workshop
    Hi all, first post here. Starting last year, my 2.8 started to slightly buck sometimes when driving. Brought it to Saab, and they told me to wait until it throws a code. One year later, it is getting much more serious, and is bucking very hard at idle and between 2,000, and 2,500 RPMs. One thing...
  3. 1992 Saab 900 Non-Turbo Intermittent Misfiring

    C900 Workshop
    Hi, guys, I have a 1992 Saab 900 Non-turbo hatchback manual, and have been experiencing some problems. A while back, on a trip to Yellowstone from Denver, I was driving down I-80 (totally normally) when the accelerator pedal stopped doing anything. It felt like it normally did on my foot, but...
  4. Timing Issues on 1992 Base Model Hatchback 900

    C900 Workshop
    Hi guys, My name is Calvin; I'm 15, and for a number of reasons bought a classic 900 for my first car. It's a 1992 900 hatchback, base model. I just completed an oil pump removal and installation in order to replace the oil pump seal and the crankshaft seal, and the two alternator belts and...
  5. Random misfire?

    9-3 Sedan, Cabrio '04+, Combi, 9-3X Workshop
    So I got a code and it said random misfire? What could be some possible causes of this? I had all my cool packs replaced along with plugs. About 20k miles ago. Any help would be appreciated.
  6. Saab 95, Tid 1.9L misfiring and low power below 2500 rpm

    9-5 Workshop
    I just bought a 2006 Saab 95 Tid, 1.9L very cheap. the guy that owned it gave me a great story how he was imigrating and the diesel filter needed to be change and it would sort out the low power and the misfire on idle. It didn't This is the problem. When you start the car it runs very wrough at...
  7. Misfiring and loss of power after going uphill yesterday

    C900 Workshop
    Hey guys, First post in the forum and it's a sad one :cry: : Yesterday my '91 900 Turbo Convertible (aut, 135K) decided to have a hissy fit. I was going uphill (mild, but long hill) in about 30C weather and suddenly I felt the car losing power. The Turbo gauge dropped and the temperature...
  8. misfiring on hot humid weather

    NG900 & OG9-3 Workshop
    I have a 99 Saab93 which misfires on hot humid days, as soon as the humidity drops it runs normal it has been a hot summer so far and it is happening often enough to be a problem - could it be an electrical/ignition problem? any suggestions on what to look for are much appreciated
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