Diesel engines like the 3.0L Duramax require special maintenance, including the use of DEF, or Diesel Exhaust Fluid. Now, GM ...
Quality issues related to the 3.0L I6 LZ0 turbodiesel Duramax are drawing more and more attention online, and in response, GM ...
OBD2 scanners like Carly can read trouble codes, but clearing codes can backfire before inspection. Here’s how to buy smart ...
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