Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2021 Kia Sorento SX, AWDFACTORY OEM SERVICE PROCEDURE
Quick Lookups: Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Air Cond Compressor Oil | 2.5L Eng | w/Front A/C | 3.55 OZS. | 0.1 L | PAG Oil | S | |
| Air Cond Compressor Oil | 2.5L Eng | w/Front and Rear A/C | 6.70 OZS. | 0.19 L | PAG Oil | S | |
| Air Cond Refrigerant | Front & Rear | 1.75 LBS. | 0.79 KG | R-1234yf | S | ||
| Air Cond Refrigerant | Front | 1.25 LBS. | 0.56 KG | R-1234yf | S | ||
| Automatic Transmission Fluid | Automatic DCT Trans | Control Oil | 2.65 QTS. | 2.5 L | GS WDCTF HD H (GS CALTEX) | S | |
| Automatic Transmission Fluid | Automatic DCT Trans | Gear Oil | 3.56 QTS. | 3.36 L | GS WDCTF HD G (GS CALTEX) | S | |
| Brake Fluid | 0.50 QTS. | 0.47 L | SAE J1704 DOT-4 LV, FMVSS 116 DOT-4, ISO4925 CLASS-6 | S | |||
| Differential Gear Oil | AWD | Rear | 0.56 QTS. | 0.52 L | Hypoid Gear Oil API - GL-5, SAE 75W-85 (Recommended: SK HCT-5 Gear Oil SAE 75W-85 or equivalent). | S | |
| Engine Coolant | 2.5L Eng,Turbocharger | 8.88 QTS. | 8.4 L | 50/50 mixture of Ethylene Glycol Antifreeze based coolant for aluminum radiator and distilled water | S | ||
| Engine Oil | 2.5L Eng,Turbocharger | 6.13 QTS. | 5.8 L | SAE 0W-30, API SN Plus/SP or ILSAC GF-6 | S | ||
| Fuel Tank | 2.5L Eng | 18.75 GALS. | 70.97 L | S | |||
| Transfer Case Fluid | 2.5L Eng,Turbocharger | 0.53 QTS. | 0.5 L | Hypoid Gear Oil API - GL-5, SAE 75W-85 (Recommended: SK HCT-5 Gear Oil SAE 75W-85 or equivalent). | Approximate capacity. | S | |
| Windshield Washer Fluid | N/A | N/A | S | ||||
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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