Engine oil
6.0 US qt (5.7 L) with filter (GM TechLink MY2025 chart)
Notes
XT6 Sport AWD 1SF LGX M3W MY2025 US only. US MY2025 Cadillac XT6 Sport AWD, equipment group 1SF, model 6NX26; standard LGX/M3W verified in own-model Mechanical column H and MY2025 VIN p.25. No cross-model, optional-engine, year or market inference. Reused R57 original TechLink MY2025 US/Canada row; oil is with-filter quantity, recheck level after filling.
Coolant
12.9 L (13.6 US qt), approximately, for the entire cooling system
Notes
XT6 Sport AWD 1SF LGX M3W MY2025 US only. US MY2025 Cadillac XT6 Sport AWD, equipment group 1SF, model 6NX26; standard LGX/M3W verified in own-model Mechanical column H and MY2025 VIN p.25. No cross-model, optional-engine, year or market inference.
Transmission fluid
DEXRON-VI automatic transmission fluid
Notes
XT6 Sport AWD 1SF LGX M3W MY2025 US only. US MY2025 Cadillac XT6 Sport AWD, equipment group 1SF, model 6NX26; standard LGX/M3W verified in own-model Mechanical column H and MY2025 VIN p.25. No cross-model, optional-engine, year or market inference.
Fuel tank
82.1 L (21.7 US gal), approximately
Notes
XT6 Sport AWD 1SF LGX M3W MY2025 US only. US MY2025 Cadillac XT6 Sport AWD, equipment group 1SF, model 6NX26; standard LGX/M3W verified in own-model Mechanical column H and MY2025 VIN p.25. No cross-model, optional-engine, year or market inference.