The recommended oil types used on the 2018 GMC Sierra 1500 are SAE 0W-20 on the 5.3L and 6.2L V8 engines. The 4.3L V6 and 6L V8 engines need SAE 5W-30.
- Poor Performance. Poor performance can be any number of things and a clogged oil filter is one of them. ...
- Engine Sputters. ...
- Audible Metallic Noise. ...
- Low Oil Pressure. ...
- Exhaust That Is Dirty.