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  1. 05 LeSabre: Does it have intake manifold issues like previous years?

    I can not think of another gasket but I would take a good look at my water pump as it would be easy to get to. Paying attention to any sign of issues related to the weep hole and how much play might exist in the bearing.
  2. 05 LeSabre: Does it have intake manifold issues like previous years?

    Welcome to the group. You have a very interesting question and will be interested to see what others have to say. I do not have the answer even though I have had a great interest in the 3800 for many years. There is one suggestion that I would ask you to consider. Taking a picture of your UIM...
  3. Ignition lock cylinder replacement: Have you done this?

    I am ready to give my report on the replacement of the ignition lock cylinder on my 2001 Park Avenue. The project is now complete and the new switch is working great. There were a number of issues along the way that were totally unexpected. Perhaps some parts of my story will be of benefit to...
  4. 05 park ave miss fire

    Welcome to the group. Concerning the misfire on cylinder 5, when that spark plug was removed, did it have an unusual appearance as compared to other plugs? In other words, used plugs tell a story. Sometimes we find an oil fouled plug or perhaps a wet plug from too much fuel. I think that I...
  5. More Air ride suspension problems

    Concerning my 2001 Park Avenue, I grew weary with various compressor issues and decided to purchase a very inexpensive air line kit from Amazon. This kit was easy to install and I am now a happy camper! Running 22 psi of air gives me the perfect height for the rear. I put the fitting to air up...
  6. Stripped threads on the harmonic balancer for remover - ideas?

    The main issue is to prevent damage to the threads in the inside of the crankshaft. A small tool called a shaft protector can be used for this. In some cases where a flat washer is involved, the washer is removed and the crankshaft bolt is partially threaded in to press against. This is to...
  7. Buick NEW Rear Transmission Mount flex?

    Good video, Mark. This does not seem excessive to me. I guess in a perfect world, it could be a tad tighter but there is naturally going to need some flex. Hopefully others in the group will chime in with their input. How is it when you test drive the vehicle? How does it compare when the old...
  8. Buick NEW Rear Transmission Mount flex?

    Hi Mark, welcome to the forum. Concerning your video, the amount of pitch or travel does not seem excessive to me concerning the rear mount. I must say that I am much more familiar with the verification of the front mount on the drivers side. In my view, this mount generally gives the most...
  9. For Sale 2001 Park Avenue Shop Service Manual Set

    This is a very reasonable price as I I paid a good deal more for the set that I have. Will be posting a set of 1996 C and H body manuals in the near future.
  10. 2001 Park Avenue Service Manual Set

    I have this same set of manuals otherwise I would go for this. The price that I paid was considerably more than what you are asking. The manuals have been very helpful to me on a variety of projects and I would highly recommend them. I have a set of manuals available for a 1996 C and H model GM...
  11. How good is/was your Park Avenues quality of construction? Any issues that come from bad work?

    My 2001 Park Avenue, base model now has about 123k miles. I purchased it 10 years ago with 57k miles. It was a one owner Florida car and the vehicle has remained in Florida. There is zero rust and I have found no construction issues so far. The only very weird thing is what I believe was a...
  12. My transmission is shifting...HARD!?

    I had a very similar issue with my 2001 Park Avenue regarding hard shifts from time to time. For somewhere around $50, I purchased a transgo shift kit from Amazon which solved all of my concerns. Fairly easy to install for anyone handy with tools. There are many similar posts by individuals who...
  13. First time here

    Welcome to the forum. I am happy for you concerning the 1990 Park Avenue. It is great that you know the history of the vehicle from day one! Please keep us posted on the projects that you may be involved with.
  14. Ignition lock cylinder replacement: Have you done this?

    Thanks 2007 LucerneCXL, this is some great information! This will prove to be very helpful. This forum is a great resource! The step by step guide is even better than what is found in the FSM.
  15. Ignition lock cylinder replacement: Have you done this?

    Thank you for this information. I failed to include in my post that I am attempting to code the new cylinder to accept my current key. The FSM does cover that process as well as the you tube video. In the video, I do not recall the staking procedure or the special tool. I plan to view the video...
  16. Ignition lock cylinder replacement: Have you done this?

    The vehicle is a 2001 Park Avenue, base model, 123,000 miles. I am about to begin a task that I have never attempted. The replacement of my ignition lock cylinder as I have repeated difficulties in turning the ignition key. I have purchased new keys and have applied the correct AC Delco...
  17. Hard Shake/Shutter on launch

    To inspect the mounts, an assistant will be required. One person will be behind the wheel in the vehicle. The other person we will call the observer will be over to the drivers side of the car. Hood is open, assistant starts the engine and holds the brake petal. Observer never gets in front of...
  18. Hard Shake/Shutter on launch

    What is the status of your motor mounts? It sounds like you could have one or more defective mounts. They are easy to test, I will describe the procedure if you like.
  19. It is just a matter of time.

    Thanks for your message. Glad to know about that type of insurance and will look into it.
  20. It is just a matter of time.

    Thanks for your message. I agree with the items that you have mentioned. Considering that this is 2021, I am thankful for every part still available as new for my 2001 Park Avenue. Concerning the you pull it yards, I am thankful for the role that they play in the type parts available there. My...
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