Cooling System
15.9 qt
15.1 L
Applies to: 4.3L V6 1500 Series
Owner’s manual specs
2015 GMC Sierra Specs: Oil Capacity, Fluids, Maintenance Schedule & Fuse Box
Figures for the 2015 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.
Engines in this manual: 4.3L V6, 5.3L V8, 6.0L V8, 6.2L V8. Figures that differ by engine say which engine they are for.
Fluids & capacities
4.3L V6
Engine Oil with Filter
6 qt
5.7 L
Applies to: 4.3L V6 · with filter
5.3L V8
Cooling System
16.6 qt
15.7 L
Applies to: 5.3L V8 1500 Series
Cooling System
16.6 qt
15.7 L
Applies to: 5.3L V8
Engine Oil with Filter
8.5 qt
8 L
Applies to: 5.3L V8; 6.2L V8 · with filter
Engine Oil with Filter
8.5 qt
8 L
Applies to: 5.3L V8 · with filter
6.0L V8
Cooling System
17 qt
16.1 L
Applies to: 6.0L V8 2500 Series and 3500 Series
Cooling System
17 qt
16.1 L
Applies to: 6.0L V8
Engine Oil with Filter
6 qt
5.7 L
Applies to: 6.0L V8 · with filter
6.2L V8
Cooling System
16.6 qt
15.7 L
Applies to: 6.2L V8 1500 Series
Cooling System
16.6 qt
15.7 L
Applies to: 6.2L V8
Engine Oil with Filter
8.5 qt
8 L
Applies to: 6.2L V8 · with filter
Maintenance schedule
Normal service schedule
Use this for ordinary driving.
| Service | When |
|---|---|
| Replace engine air cleaner filter. (3) | Every 45,000 mi(72,000 km) |
| Replace passenger compartment air filter. (1) | Every 22,500 mi(36,000 km) |
| Rotate tires and perform Required Services. Check engine oil level and oil life percentage. Change engine oil and filter, if needed. | 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 |
|---|---|
| Change automatic transmission fluid and filter. | Every 45,000 mi(72,000 km) |
| Replace engine air cleaner filter. (3) | Every 45,000 mi(72,000 km) |
| Replace passenger compartment air filter. (1) | Every 22,500 mi(36,000 km) |
| Rotate tires and perform Required Services. Check engine oil level and oil life percentage. Change engine oil and filter, if needed. | Every 7,500 mi(12,000 km) |
Fuse box locations & fuse chart
Engine Compartment Fuse Block
Where to find it
engine compartment fuse block is in the engine compartment, on the driver side of the vehicle.
Lift the cover to access the fuse block.
What each fuse protects
| Fuse | Amps | Protects | Source |
|---|---|---|---|
| 1 | — | Trailer Brake | p.10-44 |
| 2 | — | Trailer Battery | p.10-44 |
| 3 | — | Antilock Brake System Pump | p.10-44 |
| 4 | — | Instrument Panel BEC 1 | p.10-44 |
| 5 | — | Spare | p.10-44 |
| 6 | — | 4WD Trec | p.10-44 |
| 7 | — | Spare | p.10-44 |
| 8 | — | Instrument Panel BEC 2 | p.10-44 |
| 9 | — | Spare | p.10-44 |
| 10 | — | Rear Window Defogger | p.10-44 |
| 11 | — | Starter | p.10-44 |
| 12 | — | Cooling Fan 1 | p.10-44 |
| 13 | — | Cooling Fan 2 | p.10-43 |
| 14 | — | Trailer Stop/Turn Lamps, Left | p.10-44 |
| 15 | — | Trailer Parking Lamps | p.10-44 |
| 16 | — | Trailer Back-up Lamp | p.10-44 |
| 17 | — | Trailer Stop/Turn Lamps, Right | p.10-44 |
| 18 | — | Fuel Pump | p.10-44 |
| 19 | — | Integrated Chassis Control Module | p.10-44 |
| 20 | — | Electronic Suspension Control Module | p.10-44 |
| 21 | — | Fuel Pump Power Module | p.10-44 |
| 22 | — | Upfitter Switch 1 | p.10-43 |
| 23 | — | Upfitter 2 | p.10-43 |
| 24 | — | Front Wiper | p.10-44 |
| 25 | — | Antilock Brake System Valves | p.10-44 |
| 26 | — | Upfitter SW 2 | p.10-44 |
| 27 | — | Upfitter SW 3 | p.10-44 |
| 28 | — | Parking Lamps, Right | p.10-44 |
| 29 | — | Parking Lamps, Left | p.10-44 |
| 30 | — | Upfitter 3 | p.10-44 |
| 31 | — | Upfitter SW 4 | p.10-44 |
| 32 | — | Upfitter 4 | p.10-44 |
| 33 | — | Back-up Lamps | p.10-44 |
| 34 | — | Engine Control Module Ignition | p.10-44 |
| 35 | — | Air Conditioning Compressor Clutch | p.10-44 |
| 36 | — | Heated Mirrors | p.10-44 |
| 37 | — | Upfitter 1 | p.10-44 |
| 38 | — | Center High-Mounted Stoplamp | p.10-45 |
| 39 | — | Miscellaneous Ignition | p.10-45 |
| 40 | — | Transmission Ignition | p.10-45 |
| 41 | — | Fuel Pump 2 | p.10-45 |
| 42 | — | Cooling Fan Clutch | p.10-45 |
| 43 | — | Engine | p.10-45 |
| 44 | — | Fuel Injectors A, Odd | p.10-45 |
| 45 | — | Fuel Injectors B, Even | p.10-45 |
| 46 | — | Oxygen Sensor B | p.10-45 |
| 47 | — | Throttle Control | p.10-45 |
| 48 | — | Horn | p.10-45 |
| 49 | — | Fog Lamp | p.10-45 |
| 50 | — | Oxygen Sensor A | p.10-45 |
| 51 | — | Engine Control Module | p.10-45 |
| 52 | — | Interior Heater | p.10-45 |
| 53 | — | Spare | p.10-45 |
| 54 | — | Aeroshutter | p.10-45 |
| 55 | — | Front Washer | p.10-45 |
| 56 | — | Air Conditioning Compressor/ Battery Regulated Voltage Control | p.10-45 |
| 57 | — | Air Conditioning Compressor Module/ Battery Pack | p.10-45 |
| 58 | — | Transmission Control Module/ Engine Control Module | p.10-45 |
| 59 | — | Headlamps | p.10-45 |
| 60 | — | Fuel Pump | p.10-44 |
| 61 | — | Upfitter 2 | p.10-44 |
| 62 | — | Upfitter 3 | p.10-44 |
| 63 | — | Upfitter 4 | p.10-44 |
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: The manual gives different answers by configuration, so we've left them out.