Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-16500442) -
2023 - CRC - 5/4/22
Service and Maintenance
475
Maintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can be obtained from
your dealer.
Part
GM Part Number
ACDelco
Part Number
Engine Air Cleaner/Filter
I
2.0L L4 Engine
84498926
A3245C
I
2.7L L4 Engine
84498926
A3245C
I
3.6L V6 Engine (Driver Side)
84335354
A3235C
I
3.6L V6 Engine (Passenger Side)
84335354
A3235C
Engine Oil Filter
I
2.0L L4 engine
55495105
PF66
I
2.7L L4 engine
55495105
PF66
I
3.6L V6 Engine
12707246
PF63
Passenger Compartment Air Filter
I
Standard Filter
84987523
CF185
I
Fine Dust Particulate
23195727
CF206
Spark Plugs
I
2.0L L4 engine
55504354
41
–
103
–
IP
I
2.7L L4 engine
12688094
41
–
106
–
IP
I
3.6L V6 Engine
12662396
41
–
147