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  1. J

    1999 5.4 Cold Start Rattle - Timing chain?

    See video: https://youtu.be/ABVB7Th64v0 As the title suggests, my Expy (219k on the clock) is rattling during cold starts. This time it occured about 1min after the cold start. Sometimes it occurs immediately after starting. It always goes away after idling for a few minutes or driving and...
  2. J

    Passenger side Bubbling/Boiling noise after shutting off engine.

    I'm experiencing a boiling/bubbling noise from the passenger side when I shut the engine off after I drive the vehicle to normal operating temps. It hasn't overheated. It doesn't run weird (except for idle, but i'm pretty sure that's stemming from my P0401 code). Thoughts?
  3. J

    Transmission fluid type?

    Noticed my transmission fluid needed replacing at 208k. Took it to local mechanic. They say they drained and filled ****** with MERCON LV. It was my understanding that MERCON V should've been used?? Am I wrong on this, and is MERCON LV compatible with the 4r100 ****** ? If MERCON V should've...
  4. J

    Fender rolling/pulling?

    I recently installed some 285/75/R16 tires on my stock suspension (and wheels) '99 Expy XLT, and I would like to push them out just a touch more. I'm looking into installing .5"-1" wheel spacers, but the tires won't clear the fenders if I take the vehicle off-roading and need full articulation...
  5. J

    Larger Coil Springs?

    I'm looking to do a torsion twist and rear lift (around 2") to help clear larger tires. I know i can get 2" coil spring spacers for the rear, but does anybody know if there's an aftermarket larger coil spring that I can swap in instead? My expy is pushing 208k miles, and I figured I'd rather...
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