Automatic Transmission
DEXRON ULV Automatic Transmission Fluid.
Applies to: Automatic Transmission
Source: 2023 GMC Yukon/Yukon XL/Denali Owner Manual, page 402
Owner’s manual specs
2023 GMC Yukon XL Specs: Fluids & Fuse Box
Figures for the 2023 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 3 325.
Applies to: Engine Coolant
Source: 2023 GMC Yukon/Yukon XL/Denali Owner Manual, page 402
Engine Oil
Engine oil meeting the dexos1 specification of the proper SAE viscosity grade. ACDelco dexos1 full synthetic is recommended. See Engine Oil 3 321.
Applies to: Engine Oil
Source: 2023 GMC Yukon/Yukon XL/Denali Owner Manual, page 402
Fuse box locations & fuse chart
Engine Compartment Fuse Block
Where to find it
Engine Compartment Fuse Block The engine compartment fuse block is in the engine compartment, on the driver side of the vehicle.
Lift the cover to access the fuse block.
Source: 2023 GMC Yukon/Yukon XL/Denali Owner Manual, page 339
What each fuse protects
| Fuse | Amps | Protects | Source |
|---|---|---|---|
| 6 | — | ELM 7 - Exterior Lighting Module 7 | p.341 |
| 7 | — | ELM 4 - Exterior Lighting Module 4 | p.341 |
| 9 | — | ELM 5 - Exterior Lighting Module 5 | p.341 |
| 10 | — | ELM 6 - Exterior Lighting Module 6 | p.341 |
| 11 | — | Spare | p.341 |
| 13 | — | Washer Front | p.341 |
| 14 | — | Washer Rear | p.341 |
| 15 | — | REC 2 - Rear Electrical Center 2 | p.341 |
| 16 | — | Power Sounder | p.341 |
| 17 | — | Spare | p.341 |
| 18 | — | DC/AC Inverter | p.343 |
| 19 | — | DC/AC Inverter | p.341 |
| 20 | — | IECR 2 | p.341 |
| 22 | — | IECL 2 | p.341 |
| 24 | — | EBCM - Electronic Brake Control Module | p.341 |
| 25 | — | REC 1 - Rear Electrical Center 1 | p.341 |
| 26 | — | Camera Wash | p.341 |
| 27 | — | Horn | p.341 |
| 28 | — | Headlamp RT - Right | p.341 |
| 29 | — | Headlamp LT - Left | p.341 |
| 30 | — | ELM 3 - Exterior Lighting Module 3 | p.341 |
| 31 | — | ELM 1 - Exterior Lighting Module 1 | p.341 |
| 33 | — | Not R/C | p.341 |
| 37 | — | On Board Diagnostics (OBD) Body | p.341 |
| 38 | — | MISC Body | p.341 |
| 39 | — | Upfitter | p.341 |
| 40 | — | MISC Instrument Panel (IP) | p.341 |
| 41 | — | Trailer Parking Lamps | p.341 |
| 42 | — | Right Taillamp | p.341 |
| 44 | — | Trailer Tow | p.341 |
| 45 | — | Secondary Axle Motor | p.341 |
| 46 | — | Engine Control Module (ECM) Ignition | p.342 |
| 47 | — | OBD Engine | p.342 |
| 49 | — | TCM - Telematics Control Module | p.342 |
| 50 | — | A/C Clutch | p.342 |
| 51 | — | TCCM - Transfer Case Control Module | p.342 |
| 52 | — | Front Wiper | p.342 |
| 54 | — | Left Taillamps | p.342 |
| 55 | — | Trailer Back-up Lamp | p.342 |
| 56 | — | SADS - Semi Active Damping System | p.342 |
| 57 | — | Spare | p.342 |
| 58 | — | Starter Motor | p.342 |
| 60 | — | AFM 1 - Active Fuel Management 1 | p.342 |
| 61 | — | Automatic Lamp Control (ALC) Main | p.342 |
| 63 | — | Trailer Brake | p.342 |
| 65 | — | AUX UEC - Auxiliary Underhood Electrical Center | p.342 |
| 66 | — | Left Cool Fan Motor | p.342 |
| 67 | — | AFM 2 - Active Fuel Management 2 | p.342 |
| 68 | — | Automatic Lamp Control (ALC) Motor | p.342 |
| 69 | — | Starter Pinion | p.342 |
| 72 | — | Right Cool Fan Motor/Lower | p.342 |
| 73 | — | Left Trailer Stop Turn Lamp | p.342 |
| 74 | — | TIM 2 - Trailer Interface Module 2 | p.342 |
| 75 | — | DEFC - Diesel Exhaust Fluid Controller | p.342 |
| 76 | — | ELEC RNG BDS | p.342 |
| 78 | — | ECM - Engine Control Module | p.342 |
| 80 | — | Cabin Cool Pump 17W | p.342 |
| 81 | — | Right Trailer Stop Turn Lamp | p.342 |
| 82 | — | TIM 1 - Trailer Interface Module 1 | p.342 |
| 84 | — | Trailer Battery | p.343 |
| 85 | — | Engine | p.343 |
| 86 | — | ECM - Engine Control Module | p.343 |
| 87 | — | Injector B Even | p.343 |
| 88 | — | 02 B Sensor | p.343 |
| 89 | 2A | 02 A Sensor | p.343 |
| 90 | — | Injector A Odd | p.343 |
| 91 | — | Engine Control Module (ECM) Throttle Control | p.343 |
| 92 | — | Cool Fan Clutch AERO Shutter | p.343 |
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: 2023 GMC Yukon/Yukon XL/Denali Owner Manual, page 343
What each fuse protects
| Fuse | Amps | Protects | Source |
|---|---|---|---|
| 35 | — | Park Lamp | p.343 |
| 36 | — | Run/Crank | p.343 |
| 43 | — | Secondary Axle Motor | p.343 |
| 59 | — | A/C Clutch | p.343 |
| 64 | — | Starter Motor | p.343 |
| 70 | — | Starter Pinion | p.343 |
| 77 | — | Powertrain | p.343 |
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: 2023 GMC Yukon/Yukon XL/Denali Owner Manual, page 346
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.