Type of Engine Oil for Cadillac Ct6 1st gen

The table shows all suitable motor oils for Ct6 1st generation, made in 2016 — 2018.

Year

Grade SAE

all-season
+25 to -25 °C

winter
-30 to +5 °C

summer
-5 to +45 °C

Gasoline
API

Diesel
API

Oil Type

Recommended Brand

2016

10W-40
15W-40

0W-30
0W-40

20W-40
25W-40

CK-4
CJ-4

semisynthetics

Mobil, Lucas Oil, Valvoline, Valucraft, Pentosin, Kixx, Exxon

2017

15W-40

0W-40
5W-40

20W-40
25W-40

SN+
SN

CK-4
CJ-4

semisynthetics

Mobil, Valucraft, Pentosin, Lucas Oil, Valvoline, Kixx, Exxon

2018

10W-40
15W-40

0W-40
0W-30

20W-40
25W-40

SN+
SN

CK-4
CJ-4

synthetics, semisynthetics

Castrol, Mobil, Valucraft, Pentosin, Lucas Oil, Valvoline, Kixx

Data close to recommended in Cadillac

To buy the right oil you need to know SAE Viscosity Grade and API Quality Index oil for diesel or gasoline engine. You can select any Brand from the listed.

Example: for gasoline engines Cadillac Ct6 (1st generation) 2016, suitable multigrade semisynthetics oil 10W-40 quality SN+, SN. For bodies made in 2018, for the cold season, well suited synthetics 0W-40 \ SN+, SN.

If possible, check the selected oil for compliance with the manufacturers specifications and service intervals.

Prepared by OL mechanics

Authors

Checking the Engine Oil condition