Automatic Transmission
DEXRON-VI Automatic Transmission Fluid.
Applies to: Automatic Transmission
Source: 2020 GMC Terrain/Terrain Denali Owner Manual, page 377
Owner’s manual specs
2020 GMC Terrain Specs: Oil Capacity, Fluids, Maintenance Schedule & Fuse Box
Figures for the 2020 GMC Terrain, 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: 1.5L L4, 1.6L L4, 2.0L L4. Figures that differ by engine say which engine they are for.
Fluids & capacities
All engines
Engine Coolant
50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant. See Cooling System 0 290.
Applies to: Engine Coolant
Source: 2020 GMC Terrain/Terrain Denali Owner Manual, page 377
Engine Oil (Diesel)
Engine oil meeting the dexos2 specification of the proper SAE viscosity grade. ACDelco dexos2 is recommended. See Engine Oil 0 283.
Applies to: Engine Oil (Diesel)
Source: 2020 GMC Terrain/Terrain Denali Owner Manual, page 377
Engine Oil (Gasoline)
Engine oil meeting the dexos1 specification of the proper SAE viscosity grade. ACDelco dexos1 full synthetic is recommended. See Engine Oil 0 283.
Applies to: Engine Oil (Gasoline)
Source: 2020 GMC Terrain/Terrain Denali Owner Manual, page 377
1.5L L4
Engine Cooling System*
7 qt
6.6 L
Applies to: 1.5L L4 Gas Engine
Source: 2020 GMC Terrain/Terrain Denali Owner Manual, page 382
Engine Oil with Filter
4.2 qt
4 L
Applies to: 1.5L L4 Gas Engine FWD · with filter
Source: 2020 GMC Terrain/Terrain Denali Owner Manual, page 382
Engine Oil with Filter
5.3 qt
5 L
Applies to: 1.5L L4 Gas Engine AWD · with filter
Source: 2020 GMC Terrain/Terrain Denali Owner Manual, page 382
1.6L L4
Engine Cooling System*
7.9 qt
7.5 L
Applies to: 1.6L L4 Diesel Engine
Source: 2020 GMC Terrain/Terrain Denali Owner Manual, page 382
Engine Oil with Filter
5.3 qt
5 L
Applies to: 1.6L L4 Diesel Engine · with filter
Source: 2020 GMC Terrain/Terrain Denali Owner Manual, page 382
2.0L L4
Engine Cooling System*
8.2 qt
7.8 L
Applies to: 2.0L L4 Gas Engine
Source: 2020 GMC Terrain/Terrain Denali Owner Manual, page 382
Engine Oil with Filter
5 qt
4.7 L
Applies to: 2.0L L4 Gas Engine FWD · with filter
Source: 2020 GMC Terrain/Terrain Denali Owner Manual, page 382
Engine Oil with Filter
6 qt
5.7 L
Applies to: 2.0L L4 Gas Engine AWD · with filter
Source: 2020 GMC Terrain/Terrain Denali Owner Manual, page 382
Maintenance schedule
Normal service schedule
Use this for ordinary driving.
| Service | When |
|---|---|
| Diesel Engine Only: Replace fuel filter. (3) Source: 2020 GMC Terrain/Terrain Denali Owner Manual, page 370 | Every 37,500 mi(60,000 km) |
| Replace engine air cleaner filter. (4) Source: 2020 GMC Terrain/Terrain Denali Owner Manual, page 370 | Every 45,000 mi(72,000 km) |
| Replace passenger compartment air filter. (1) Source: 2020 GMC Terrain/Terrain Denali Owner Manual, page 370 | 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. Drain the diesel fuel filter of water. (Diesel Only) Source: 2020 GMC Terrain/Terrain Denali Owner Manual, page 370 | 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 |
|---|---|
| Diesel Engine Only: Replace fuel filter. (3) Source: 2020 GMC Terrain/Terrain Denali Owner Manual, page 372 | Every 37,500 mi(60,000 km) |
| Replace engine air cleaner filter. (4) Source: 2020 GMC Terrain/Terrain Denali Owner Manual, page 372 | Every 45,000 mi(72,000 km) |
| Replace passenger compartment air filter. (1) Source: 2020 GMC Terrain/Terrain Denali Owner Manual, page 372 | 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. Drain the diesel fuel filter of water. (Diesel Only) Source: 2020 GMC Terrain/Terrain Denali Owner Manual, page 372 | Every 7,500 mi(12,000 km) |
Oil life & reset procedures
Engine oil life system reset
Before you start
- Reset the system whenever the engine oil is changed so that the system can calculate the next engine oil change.
Steps
- Display REMAINING OIL LIFE on the DIC menu. See Driver Information Center (DIC) (Base and Midlevel) 0 124 or Driver Information Center (DIC) (Uplevel) 0 130.
- Press and hold V for several seconds while the Oil Life display is active to reset the Oil Life system.
- REMAINING OIL LIFE 100% will be displayed when the oil life system is successfully reset.
- If the display changes to 100%, the system is reset.
You’ll know it worked: If the display changes to 100%, the system is reset.
Use of the incorrect automatic transmission fluid may damage the vehicle, and the damage may not be covered by the vehicle warranty.
Source: 2020 GMC Terrain/Terrain Denali Owner Manual, page 287
Fuse box locations & fuse chart
Instrument Panel Fuse Block
Where to find it
Instrument Panel Fuse Block The instrument panel fuse block is under the instrument panel on the driver side.
pressure to the two retaining tabs on the sides of the cover, until the two retaining tabs clear the sides of the instrument panel.
Source: 2020 GMC Terrain/Terrain Denali Owner Manual, page 310
Diagrams in the manual
Rear Compartment Fuse Block
Where to find it
Rear Compartment Fuse Block The rear compartment fuse block is behind a trim panel on the side of the rear compartment.
to access the fuse block.
Source: 2020 GMC Terrain/Terrain Denali Owner Manual, page 312
Diagrams in the manual
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.