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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HOMESERVICE MANUALSBUICK1987CENTURY CUSTOM, 4D SEDAN, 2.5 RREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSFLUIDS
1987 Buick Century Custom, 4D Sedan, 2.5 R
Quick Lookups: Fluids
1987 Buick Century Custom, 4D Sedan, 2.5 RSECTION Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Air Cond Refrigerant | 2.75 LBS. | 1.24 KG | R-12 | S | |||
| Automatic Transmission Fluid | 2.5L Eng | 6.00 QTS. | 5.67 L | Automatic Transmission Fluid DEXRON VI | Refer to TSB No. 04-07-30-037C, Date of Issue: April 11, 2007. | S | |
| Brake Fluid | N/A | N/A | DOT 3 Brake Fluid | S | |||
| Engine Coolant | 2.5L Eng | w/Air Cond | 9.50 QTS. | 8.99 L | 50/50 mixture of Ethylene Glycol Base Antifreeze and water | GM Specification 1825-M. | S |
| Engine Coolant | 2.5L Eng | w/Heater | 9.50 QTS. | 8.99 L | 50/50 mixture of Ethylene Glycol Base Antifreeze and water | GM Specification 1825-M. | S |
| Engine Coolant | 2.5L Eng | w/Heavy Duty Cooling | 12.00 QTS. | 11.35 L | 50/50 mixture of Ethylene Glycol Base Antifreeze and water | GM Specification 1825-M. | S |
| Engine Oil | 2.5L Eng | 3.00 QTS. | 2.83 L | SAE 5W-30 (Preferred) (Below -20Deg.F to Above 100Deg.F), 10W-30 (0Deg.F to Above 100Deg.F), 30 (40Deg.F to Above 100Deg.F) | S | ||
| Fuel Tank | 15.50 GALS. | 58.67 L | S | ||||
| Power Steering Fluid | N/A | N/A | GM Power Steering Fluid | GM Part No. 1050017. | 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.