2024 Duramax Piston. Chevrolet told us that those improvements are thanks to a new, more efficient. โ general motors has announced a customer satisfaction program (n232427750) addressing an issue with the piston oil lubrication valve in certain 2024 model year chevrolet silverado 2500hd/3500hd.
2024 duramax diesel general motors announced a revised, more powerful version of the 6.6l duramax diesel for the updated 2024 model year gmc sierra and chevrolet silverado hd. โ gm has released a service update for the 2024 chevy silverado hd with the 6.6l v8 l5p turbodiesel duramax engine to fix a problem with the selective catalyst.