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GMC Yukon XL K2XX (4th Generation)

2015–2020 · GMTK2YG · suv

Fourth-generation Yukon XL on the K2XX platform (sibling to K2XX Suburban / Tahoe / Yukon). EcoTec3 5.3L L83 V8 standard; 6.2L L86 V8 on Denali (added 2018). 6-speed automatic (5.3L), 10-speed 10L80 (6.2L from 2018). Magnetic Ride on Denali.

Watch out: 5.3L L83 AFM lifter failure is the dominant issue across the K2XX family. 8-speed 8L90 shudder on early 6.2L trucks is the secondary complaint.

What your Yukon XL takes

The parts and fluids that fit this generation. Specs we publish are confirmed against two independent sources; the rest fill in as we verify them.

  • Wiper blades22" driver · 22" passenger✓ VerifiedView
  • Engine air filterParts in catalogShop
  • BatteryNot catalogued yetFind yours soon
  • Tire sizeNot catalogued yetFind yours soon
  • Engine oilNot catalogued yetFind yours soon
  • Oil filterNot catalogued yetFind yours
  • Cabin air filterNot catalogued yetFind yours
  • Spark plugsNot catalogued yetFind yours soon
  • Headlight bulbsNot catalogued yetFind yours soon
  • CoolantNot catalogued yetFind yours soon
  • Brake fluidNot catalogued yetFind yours soon
  • Transmission fluidNot catalogued yetFind yours soon
  • Tire pressureNot catalogued yetFind yours soon
  • Key fob batteryNot catalogued yetFind yours soon
  • Power steering fluidNot catalogued yetFind yours soon
  • Differential fluidNot catalogued yetFind yours soon
  • Serpentine beltNot catalogued yetFind yours soon
  • Brake padsNot catalogued yetFind yours soon
  • Wheel fitmentNot catalogued yetFind yours soon
  • Brake rotorsNot catalogued yetFind yours soon
  • ThermostatNot catalogued yetFind yours soon
  • A/C refrigerantNot catalogued yetFind yours soon
  • Fuel filterNot catalogued yetFind yours soon

Full clubhouse — owner Garage Lineage, common problems, year-by-year notes, and product picks — is on the build list.

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