GMC 2018 Terrain Owner's Manual page 296

Maintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can be obtained from your dealer.
Engine Air Cleaner/Filter
Engine Oil Filter
1.5L L4 Gas Engine
2.0L L4 Gas Engine
Passenger Compartment Air Filter
Spark Plugs
1.5L L4 Gas Engine
2.0L L4 Gas Engine
Wiper Blades
Driver Side 60 cm (23.6 in)
Passenger Side 45.0 cm (17.7 in)
Rear 30.0 cm (11.8 in)
Part
Service and Maintenance
GM Part Number ACDelco Part Number
23279657
12640445
12640445
13508023
12673527
12647827
23368186
23353587
84215609
295
A3226C
PF64
PF64
CF185
41-153
41-125