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When the 1992 Corvette LT1 modernized the small block

The 1992 Corvette LT1 marked a turning point for Chevrolet’s venerable small block, taking a layout that dated back to the ...
GM Authority

Everything To Know About DEF With The GM Duramax 3.0L LZ0 Engine

Diesel engines like the 3.0L Duramax require special maintenance, including the use of DEF, or Diesel Exhaust Fluid. Now, GM ...