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no compression cylinder 5

  1. V6: 3.0, 3.2 LA3, 3.6 LY7, 3.6 DI LLT
    I have a 2009 Cadillac CTS which was previously serviced for timing chain recall in addition to random misfire on cylinder 1,3,5 and the dealership replaced actuators, camshaft sensors, cam washers, gaskets, spark plugs and coils which initially fixed the issue but now (less than 2 years later)...