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  1. Engine Tunes/Mods
    How reliable are the starters on gen IV 5.3L engines? I'm only at 238000km /148000 miles on my 2006 Saab 9-7x, but I was just reading how much a PIA it is to do the starters on these so looking for opinions as to if it would be prudent to just replace the starter while I have the engine out of...
  2. Engine Tunes/Mods
    okay to start I have a 06 Trailblazer with the 5.3. I had a DOD lifter fail on me so I did the DOD delete. New PCMofNC Rob style cam LS7 lifters LS7 valley pan replacement new valve springs PCV delete PCMofNC mail order tune everything else is stock. I'm getting some valve train noise after...
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