ignition coils

  1. R

    Hard to start

    Turn ignition key, dash lights all come on and solenoid clicks but starter doesn’t engage. After doing this 4 or 5 times the starter engages and all is good. Could this be a flat spot on the starter or an electrical/ignition problem?
  2. D

    Dielectric grease applied to both ends of ignition wires

    So, I'm a moron. It's been years since I've changed plugs and wires. This week, I installed new Delco platinum plugs and new Delco wires on my 2003 GMC Yukon 5.3L 2wd with Delphi coils, about 150k on the motor. Everything went well with getting the old plugs out and new plugs in. Then, I...

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