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.
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2025 Chevrolet Tahoe Z71, 6.2L Eng VIN L
Quick Lookups: Fluids
2025 Chevrolet Tahoe Z71, 6.2L Eng VIN LSECTION Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Air Cond Compressor Oil | Total System,w/Rear A/C | 6.59 OZS. | 0.19 L | PAG 46 | S | ||
| Air Cond Refrigerant | Front & Rear,Long Wheelbase | 2.00 LBS. | 0.9 KG | R-1234yf | S | ||
| Air Cond Refrigerant | Front & Rear,Short Wheelbase | 1.80 LBS. | 0.81 KG | R-1234yf | S | ||
| Automatic Transmission Fluid | Overhaul | 11.57 QTS. | 10.94 L | Automatic Transmission Fluid DEXRON ULV | All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck the fluid level after filling. | S | |
| Automatic Transmission Fluid | Pan Removal,w/Filter | 8.10 QTS. | 7.66 L | Automatic Transmission Fluid DEXRON ULV | All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck the fluid level after filling. | S | |
| Brake Fluid | Hydraulic System | 2.11 PTS. | 0.99 L | DOT 4 Motor Vehicle Brake Fluid | S | ||
| Diesel Exhaust Fluid | 5.40 GALS. | 20.44 L | Diesel Exhaust Fluid (DEF) containing the API centied or ISO 22241 label | S | |||
| Differential Gear Oil | Front Axle | 1.14 QTS. | 1.07 L | GM Part No. 19300457. | S | ||
| Differential Gear Oil | Rear Axle - G86 | 1.59 QTS. | 1.5 L | SAE 75W-85 GM Part No. 19417365 | All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck the fluid level after filling. | S | |
| Differential Gear Oil | Rear Axle - G96 | 1.59 QTS. | 1.5 L | SAE 75W-85 GM Part No. 19418501 | All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck the fluid level after filling. | S | |
| Engine Coolant | 6.2L Eng | 15.09 QTS. | 14.28 L | 50/50 mixture of DEX-COOL and clean, drinkable water | Add 2.1 qts. if equipped with rear heater. All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck the fluid level after filling. | S | |
| Engine Oil | 6.2L Eng | w/Filter | 8.00 QTS. | 7.57 L | API - SAE 0W-40 DexosR | GM Engine Oil Recall: Fill engine with NEW 0W-40 Engine Oil. Replace the oil fill cap with the NEW 0W-40 oil cap Part No.12713787 | S |
| Engine Oil | 6.2L Eng | w/o Filter | 7.50 QTS. | 7.09 L | API - SAE 0W-40 DexosR | GM Engine Oil Recall: Fill engine with NEW 0W-40 Engine Oil. Replace the oil fill cap with the NEW 0W-40 oil cap Part No.12713787 | S |
| Fuel Tank | Long Wheelbase | 28.00 GALS. | 105.99 L | S | |||
| Fuel Tank | Short Wheelbase | 24.00 GALS. | 90.84 L | S | |||
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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.