Automatic Transmission
DEXRON ULV Automatic Transmission Fluid.
Applies to: Automatic Transmission
Source: 2021 GMC Yukon/Yukon XL/Denali Owner Manual, page 408
Owner’s manual specs
2021 GMC Yukon XL Specs: Fluids, Maintenance Schedule & Fuse Box
Figures for the 2021 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
Maintenance schedule
Normal service schedule
Use this for ordinary driving.
| Service | When |
|---|---|
| If the vehicle is not equipped with the engine air filter life system, replace engine air cleaner filter. (3) Source: 2021 GMC Yukon/Yukon XL/Denali Owner Manual, page 398 | Every 45,000 mi(72,000 km) |
| Rotate tires and perform Required Services. Check engine oil level and oil life percentage. Change engine oil and filter, if needed. Check engine air filter life percentage and status. Change engine air filter, if needed. Replace passenger compartment air filter. (1) Source: 2021 GMC Yukon/Yukon XL/Denali Owner Manual, page 398 | Every 7,500 mi(12,000 km) |
Severe service schedule
Use this if you tow, idle a lot, drive short trips in the cold, or run in dust.
| Service | When |
|---|---|
| Rotate tires and perform Required Services. Check engine oil level and oil life percentage. Change engine oil and filter, if needed. Check engine air filter life percentage and status. Change engine air filter, if needed. Replace passenger compartment air filter. (1) Source: 2021 GMC Yukon/Yukon XL/Denali Owner Manual, page 402 | Every 7,500 mi(12,000 km) |
Fuse box locations & fuse chart
Instrument Panel Fuse Block
Where to find it
Instrument Panel Fuse Block The right instrument panel fuse block access door is on the passenger side edge of the instrument panel.
Pull off the cover to access the fuse block.
Source: 2021 GMC Yukon/Yukon XL/Denali Owner Manual, page 345
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: 2021 GMC Yukon/Yukon XL/Denali Owner Manual, page 348
More fuse pages in the manual
Diagrams and printed legends we can’t host. Check the box name printed on a diagram before counting positions.
Not on this page
- Oil life & reset procedures: We're still checking these figures.