Engine oil
7.0 US qt (6.6 L) with filter (GM TechLink MY2025 chart)
Notes
Applies only to model-year 2025 GMC Sierra 1500 vehicles with the LZ0 engine (3.0L L6 Diesel), for the United States record Sierra 1500 LZ0 MY2025 US, per GM TechLink's January 2025 chart (which covers U.S. and Canada); other model years and markets are not established by this source. Internal descriptive configuration label, not an OEM chassis code. With-filter quantity; check the dipstick after filling. Source SHA-256 2b876c2b728bb185437a1f21ea1b29bc377e81ddd063060da737a8554045e9d5.