Automatic Transmission
DEXRON®-HP Automatic Transmission Fluid (GM Part No. 19331925, in Canada 19300537).
Applies to: Automatic Transmission
Owner’s manual specs
2016 Cadillac CT6 Specs: Oil Capacity, Fluids, Maintenance Schedule & Fuse Box
Figures for the 2016 Cadillac CT6, copied from Cadillac’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: 2.0L L4, 3.0L V6, 3.6L V6. Figures that differ by engine say which engine they are for.
Fluids & capacities
All engines
Cooling System - Engine
13.9 qt
Applies to: 13.2 L
Engine Coolant
50/50 mixture of clean, drinkable water and use only DEX-COOL® Coolant. See Engine Coolant 0 280.
Applies to: Engine Coolant
Engine Oil
Engine oil meeting the dexos1™specification of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. See Engine Oil 0 273.
Applies to: Engine Oil
2.0L L4
Cooling System - Engine
10.9 qt
10.3 L
Applies to: 2.0L L4 Engine with Rear A/C
Cooling System - Engine
9.1 qt
8.6 L
Applies to: 2.0L L4 Engine
Engine Oil with Filter
5 qt
4.7 L
Applies to: 2.0L L4 Engine · with filter
3.0L V6
Cooling System - Engine
11.2 qt
10.6 L
Applies to: 3.0L V6 Twin Turbo Engine
Cooling System - Engine
13 qt
12.3 L
Applies to: 3.0L V6 Twin Turbo Engine with Rear A/C
Cooling System - Twin Turbo
3.4 qt
3.2 L
Applies to: 3.0L V6 Engine Intercoolers
Engine Oil with Filter
6 qt
5.7 L
Applies to: 3.0L V6 Twin Turbo Engine · with filter
3.6L V6
Cooling System - Engine
10.4 qt
9.8 L
Applies to: 3.6L V6 Engine
Cooling System - Engine
12 qt
11.4 L
Applies to: 3.6L V6 Engine with Rear A/C
Engine Oil with Filter
6.5 qt
6.15 L
Applies to: 3.6L V6 Engine · with filter
Maintenance schedule
Normal service schedule
Use this for ordinary driving.
| Service | When |
|---|---|
| Replace engine air cleaner filter. (4) | Every 45,000 mi(72,000 km) |
| Replace passenger compartment air filter. (2) | Every 22,500 mi(36,000 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. (4) | Every 45,000 mi(72,000 km) |
| Replace passenger compartment air filter. (2) | Every 22,500 mi(36,000 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.
- with the engine off.
Steps
- Using the DIC buttons, display REMAINING OIL LIFE on the DIC. See Driver Information Center (DIC) 0 142 and Engine Oil Messages 0 151.
- Press and hold SEL to clear the CHANGE ENGINE OIL SOON message and reset the oil life at 100%.
- Lift and remove the engine air cleaner/filter.
- Inspect or replace the engine air cleaner/filter.
- Reverse Steps 1-3 to reinstall the engine air cleaner/filter cover.
You’ll know it worked: If the CHANGE ENGINE OIL SOON message is not on, the system is reset.
Fuse box locations & fuse chart
Engine Compartment Fuse Block
Where to find it
Engine Compartment Fuse Block The underhood fuse block is on the driver side of the engine compartment.
Lift the fuse block cover to access the fuses.
What each fuse protects
| Fuse | Amps | Protects | Source |
|---|---|---|---|
| 5 | — | Transmission/Ignition | p.294 |
| 7 | — | Starter 2 | p.294 |
| 8 | — | Starter 1 | p.294 |
| 9 | — | Horn | p.294 |
| 11 | — | Right LED | p.294 |
| 12 | — | Left LED | p.294 |
| 13 | — | High-beam headlamps | p.294 |
| 14 | — | A/C control | p.295 |
| 15 | — | Starter 2 | p.295 |
| 16 | — | Starter 1 | p.295 |
| 17 | — | Run/Crank | p.295 |
| 18 | — | Right cornering LED | p.294 |
| 19 | — | Low-beam headlamps | p.295 |
| 20 | — | High-beam headlamps | p.295 |
| 21 | — | A/C clutch | p.294 |
| 23 | — | Coolant heater control module | p.294 |
| 24 | — | Coolant pump | p.294 |
| 25 | — | Coolant pump | p.295 |
| 26 | — | HI fuel | p.294 |
| 27 | — | Steering column lock | p.294 |
| 28 | — | Rear heated seats | p.294 |
| 29 | — | Front heated seats | p.294 |
| 31 | — | LED LGT BAT | p.295 |
| 32 | — | A/C control module/- | p.295 |
| 33 | — | AIR solenoid | p.295 |
| 35 | — | Engine control module | p.295 |
| 36 | — | Engine control module 2 | p.295 |
| 37 | — | Coolant pump/Ignition coils - odd | p.295 |
| 38 | — | Ignition coils - even/Non walk 2 | p.295 |
| 39 | — | Non walk | p.295 |
| 40 | — | Instrument cluster | p.295 |
| 42 | — | Fuel pump power module | p.295 |
| 43 | — | Instrument panel body/ Ignition | p.295 |
| 44 | — | Aeroshutter | p.295 |
| 45 | — | Washer | p.295 |
| 48 | — | AIR solenoid | p.295 |
| 49 | — | Air pump | p.295 |
| 50 | — | Engine control module | p.295 |
| 51 | — | Wiper speed | p.295 |
| 52 | — | Wiper control | p.295 |
| 53 | — | Headlamp control | p.295 |
| 56 | — | Air pump | p.295 |
| 58 | — | Instrument panel electronic center | p.295 |
| 60 | — | ABS pump | p.295 |
| 61 | — | Front wiper | p.295 |
| 62 | — | Headlamp leveling | p.295 |
| 63 | — | Electric brake booster module | p.295 |
| 66 | — | Transfer case control module | p.295 |
| 67 | — | Electric brake booster | p.295 |
| 68 | — | Rear seat entertainment display | p.295 |
| 71 | — | ABS valve | p.295 |
Instrument Panel Fuse Block
Where to find it
Instrument Panel Fuse Block The instrument panel fuse block is behind the driver side instrument panel storage compartment.
pressure to the two retaining tabs on the sides of the compartment, until the two retaining tabs clear the sides of the instrument panel.
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.