Automatic Transmission
DEXRON ULV Automatic Transmission Fluid.
Applies to: Automatic Transmission
Source: 2025 GMC Yukon/Yukon XL/Denali Owner Manual, page 406
Owner’s manual specs
2025 GMC Yukon XL Specs: Fluids & Fuse Box
Figures for the 2025 GMC Yukon XL, copied from GMC’s own owner’s manual. Every one links to the manual page it came from.
From the manufacturer’s manuals. Every figure here is copied from the manufacturer's own manual, with a link to the page it came from. Where a manual is unclear or contradicts itself, we leave the figure out.
Fluids & capacities
Engine Coolant
50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant. See Cooling System 3 328.
Applies to: Engine Coolant
Source: 2025 GMC Yukon/Yukon XL/Denali Owner Manual, page 406
Engine Oil
Engine oil meeting the dexos1 specification of the proper SAE viscosity grade. ACDelco dexos1 full synthetic is recommended. See Engine Oil 3 324.
Applies to: Engine Oil
Source: 2025 GMC Yukon/Yukon XL/Denali Owner Manual, page 406
Fuse box locations & fuse chart
Rear Compartment Fuse Block
Where to find it
Rear Compartment Fuse Block The rear compartment fuse block is behind the access panel on the left side of the compartment.
Pull the panel out by grabbing the finger access slot at the rear edge.
Source: 2025 GMC Yukon/Yukon XL/Denali Owner Manual, page 350
Not on this page
- Maintenance schedule: The manual we hold doesn't cover this.
- Oil life & reset procedures: The manual we hold doesn't cover this.