3.0 Duramax oil pump belt replacement interval - What to know
Most owners start sweating a little when they first hear about the 3.0 duramax oil pump belt replacement interval because it's not exactly a "pop the hood and swap it" kind of job. If you're driving a Chevy Silverado or a GMC Sierra with the 3.0L LM2 or the newer LZ0 Duramax engine, you've probably realized by now that this engine is a bit of a masterpiece in terms of efficiency and smoothness, but it has one specific quirk that keeps mechanics busy and owners worried. That quirk is a rubber belt, submerged in oil, sitting at the very back of the engine. ...