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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2010 Buick Lucerne CXL, 3.9 M
Quick Lookups: Fluids
2010 Buick Lucerne CXL, 3.9 MSECTION Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Air Cond Compressor Oil | 4.70 OZS. | 0.13 L | PAG 46 | S | |||
| Air Cond Refrigerant | 1.43 LBS. | 0.64 KG | R-134a | S | |||
| Automatic Transmission Fluid | 3.9L Eng | Dry | 13.40 QTS. | 12.68 L | Automatic Transmission Fluid DEXRON VI | All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck the fluid level after filling. | S |
| Automatic Transmission Fluid | 3.9L Eng | Overhaul | 10.00 QTS. | 9.46 L | Automatic Transmission Fluid DEXRON VI | All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck the fluid level after filling. | S |
| Automatic Transmission Fluid | 3.9L Eng | Pan Removal | 7.40 QTS. | 7 L | Automatic Transmission Fluid DEXRON VI | All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck the fluid level after filling. | S |
| Brake Fluid | N/A | N/A | DOT 3 Brake Fluid | S | |||
| Engine Coolant | 3.9L Eng | 9.70 QTS. | 9.17 L | 50/50 mixture of DEX-COOL and clean drinkable water | All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck the fluid level after filling. | S | |
| Engine Oil | 3.9L Eng | w/Filter | 4.00 QTS. | 3.78 L | API - SAE 5W-30 | Use oil that meets GM Standard GM6094M. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck the fluid level after filling. | S |
| Fuel Tank | 3.9L Eng | w/NU6 emissions | 18.30 GALS. | 69.27 L | S | ||
| Fuel Tank | 3.9L Eng | w/o NU6 emissions | 18.60 GALS. | 70.4 L | S | ||
| Power Steering Fluid | N/A | N/A | GM Power Steering Fluid | GM Part No. 89021184. | S | ||
| Windshield Washer Fluid | N/A | N/A | Optikleen Windshield Washer Fluid | Follow the Manufacturer's Instructions for the mixture ratio. | S | ||
RENDER: 1.0x
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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.