GMC YUKON 2018 Owner's Manual page 382

Spark Plugs
5.3L V8; 6.2L V8
Wiper Blades
Driver Side 55 cm (21.7 in)
Passenger Side 55 cm (21.7 in)
Rear 33 cm (13.0 in)
Part
Service and Maintenance
GM Part Number ACDelco Part Number
12622441
22756331
22756331
22956295
381
41-114