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  1. Escalade, EXT and ESV Forum - 2007-2014
    I have a friend with an '08 Escalade which has a strange problem starting after sitting overnight, sometimes it'll crank fine for a couple seconds then all the sudden slow down before the engine finally catches. Sometimes it'll just take longer to start than usual. With both issues after running...
  2. Northstar Engines and System Technical Discussion
    I want to replace coil packs on my Cadillac DHS 4.6 Northstar V-8. I noticed there are several different options and I know you usually get what you pay for.. does anyone know the reasoning in the wide range of prices on these coil packs, is one really that much better than the other? Even on...
  3. STS Forum - 2005-2012
    I have an 07 STS with the 3.6L V6 and have been chasing a misfire on cylinder 3 for the past month or so. If I’ve read correctly, cylinder 3 (and ignition coil C) is the middle one on the passenger side. So I’ve replaced the spark plug and the ignition coil as well as both valve cover gaskets...
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