CarFactBook owner reference
Gmc Sierra 1500 Sierra 1500 LZ0 MY2025 US
2025 · Source-backed quick reference for this exact model/chassis code.
8verified facts
0parts references
0maintenance items
0campaigns mapped
0valuation records
MakeGmc
ModelSierra 1500
CodeSierra 1500 LZ0 MY2025 US
Documented years2025
Fluids & capacities
Coolant capacity18.4 L (19.4 US qt) approximate entire engine cooling system capacity; recheck the level after filling.
General MotorsEvidence →
Engine oil capacity7.0 US qt (6.6 L) with filter (GM TechLink MY2025 chart)
General Motors / GM TechLinkEvidence →
Transmission fluidDEXRON ULV automatic transmission fluid; dealer procedure required for checking/changing.
General MotorsEvidence →
Engine
Engine codeLZ0, GM engine RPO (GM TechLink MY2025 chart)
General Motors / GM TechLinkEvidence →
Engine displacement3.0 L (GM TechLink MY2025 chart)
General Motors / GM TechLinkEvidence →
Fuel
Fuel tank capacityStandard/short box: 83.3 L (22.0 US gal) for 2WD diesel; 90.8 L (24.0 US gal) for other drive layouts. Long box: 107.1 L (28.3 US gal). Approximate fuel tank capacities; identify the box and drivetrain before selecting a value.
General MotorsEvidence →
Drivetrain & transmission
Powertrain designation3.0 L inline-6 (L6) diesel; DOHC; common-rail injection (CRI); turbocharged with variable-geometry turbo (VGT) (GM body builder VIN engine table)
General MotorsEvidence →
Battery & electrical
Smart-key batteryCR2450 lithium or equivalent remote-key battery; install positive side up.
General MotorsEvidence →