Automatic Transmission (8-Speed Transmission)
DEXRON-HP Automatic Transmission Fluid.
Applies to: Automatic Transmission (8-Speed Transmission)
Source: 2023 GMC Sierra/Sierra Denali 1500 Owner Manual, page 434
Owner’s manual specs
2023 GMC Sierra Specs: Fluids & Fuse Box
Figures for the 2023 GMC Sierra, 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
Fuse box locations & fuse chart
Engine Compartment Fuse Block
Where to find it
engine compartment fuse block is in the engine compartment, on the passenger side of the vehicle.
Source: 2023 GMC Sierra/Sierra Denali 1500 Owner Manual, page 372
What each fuse protects
| Fuse | Amps | Protects | Source |
|---|---|---|---|
| 3 | — | Headlamp Left | p.374 |
| 4 | — | Headlamp Right | p.374 |
| 5 | — | Rear Defog | p.376 |
| 6 | — | Exterior Lighting Module 7 | p.374 |
| 7 | — | Exterior Lighting Module 4 | p.374 |
| 9 | — | Exterior Lighting Module 5 | p.374 |
| 10 | — | Exterior Lighting Module 6 | p.374 |
| 11 | — | Body Control Module 2 | p.374 |
| 12 | — | Rear Defog | p.374 |
| 13 | — | Washer Front | p.374 |
| 17 | — | IECL 1 | p.375 |
| 18 | — | DC/AC Inverter | p.376 |
| 19 | — | DC/AC Inverter | p.375 |
| 20 | — | IECR 2 | p.375 |
| 22 | — | IECL 2 | p.375 |
| 23 | — | Fuel Heater | p.376 |
| 24 | — | Fuel Heater | p.375 |
| 25 | — | EBCM - Electronic Brake Control Module | p.375 |
| 27 | — | Horn | p.375 |
| 28 | — | Park Lamp Mirror/Grill | p.375 |
| 30 | — | Exterior Lighting Module 3 | p.375 |
| 31 | — | Exterior Lighting Module 1 | p.375 |
| 33 | — | NOT R/C | p.375 |
| 34 | — | Radars | p.375 |
| 35 | — | Park Lamp/Front Grille Lamp | p.376 |
| 36 | — | Run/Crank | p.376 |
| 37 | — | MISC IP Headline Ignition | p.375 |
| 38 | — | Seat Fan Ignition | p.375 |
| 40 | — | MISC Body Ignition | p.375 |
| 41 | — | Trailer Parking Lamp | p.375 |
| 43 | — | Secondary Axle Motor | p.376 |
| 44 | — | Trailer Integration Module/ DEFC/ICCM Ignition | p.375 |
| 45 | — | Secondary Axle Motor | p.375 |
| 49 | — | Transmission Auxiliary Oil Pump | p.375 |
| 50 | — | A/C Clutch | p.375 |
| 51 | — | Transfer Case Control Module | p.375 |
| 52 | — | Front Wiper | p.375 |
| 53 | — | Center High- Mounted Stoplamp | p.375 |
| 55 | — | Trailer Back-up Lamp | p.375 |
| 56 | — | SADS - Semi Active Damping System | p.375 |
| 57 | — | TTPM/SBZA - Side Blind Zone Alert | p.376 |
| 58 | — | Starter Motor | p.376 |
| 59 | — | A/C Clutch | p.376 |
| 60 | — | PWR/TRN Sensors 2 | p.376 |
| 62 | — | DEFC Battery 1/Canister Vent Solenoid | p.376 |
| 63 | — | Trailer Brake Control Module | p.376 |
| 64 | — | Starter Motor | p.376 |
| 66 | — | Cooling Fan Motor Left | p.376 |
| 68 | — | DEFC Battery 2 | p.376 |
| 69 | — | Starter Pinion | p.376 |
| 70 | — | Starter Motor | p.377 |
| 71 | — | Cooling Fan | p.376 |
| 72 | — | Cooling Fan Right/Lower | p.376 |
| 74 | — | Trailer Interface Module 2 | p.376 |
| 75 | — | Integrated Chassis Control Module | p.376 |
| 76 | — | Electric Running Board | p.376 |
| 77 | — | Powertrain | p.377 |
| 78 | — | Engine Control Module | p.376 |
| 79 | — | Cabin Coll Pump | p.376 |
| 80 | — | Powertrain Sensor 1 | p.376 |
| 81 | — | Trailer Stop/Turn Lamp Right | p.376 |
| 82 | — | Trailer Interface Module 1 | p.376 |
| 83 | — | FTZM - Fuel Tank Zone Module | p.376 |
| 84 | — | Trailer Battery | p.376 |
| 86 | — | Engine Control Module | p.376 |
| 88 | — | O2 B Sensor | p.376 |
| 89 | — | O2 A sensor | p.376 |
| 90 | — | Injector A Odd | p.376 |
| 92 | — | Aeroshutter | p.376 |
Instrument Panel Fuse Block (Left)
Where to find it
Instrument Panel Fuse Block (Left) The left instrument panel fuse block access door is on the driver side edge of the instrument panel.
Pull off the cover to access the fuse block.
Source: 2023 GMC Sierra/Sierra Denali 1500 Owner Manual, page 377
Instrument Panel Fuse Block (Right)
Where to find it
Instrument Panel Fuse Block (Right) 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 front of the fuse block.
Source: 2023 GMC Sierra/Sierra Denali 1500 Owner Manual, page 378
Not on this page
- Maintenance schedule: The manual gives different answers by configuration, so we've left them out.
- Oil life & reset procedures: The manual gives different answers by configuration, so we've left them out.