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.
1994 Buick Roadmaster LimitedFACTORY OEM SERVICE PROCEDURE
Quick Lookups: Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Air Cond Compressor Oil | w/Denso Compressor | 8.00 OZS. | 0.23 L | PAG 46 | S | ||
| Air Cond Compressor Oil | w/OE Harrison Compressor | 8.00 OZS. | 0.23 L | PAG 150 | S | ||
| Air Cond Refrigerant | 1.75 LBS. | 0.79 KG | R-134a | S | |||
| Automatic Transmission Fluid | Complete Overhaul | 22.40 PTS. | 10.59 L | Automatic Transmission Fluid DEXRON VI | Refer to TSB No. 04-07-30-037C, Date of Issue: April 11, 2007. | S | |
| Automatic Transmission Fluid | Drain and Refill | 10.00 PTS. | 4.73 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 | |||
| Differential Gear Oil | 4.30 PTS. | 2.03 L | API - GL-5, SAE 80W-90 Gear Oil | S | |||
| Engine Coolant | Sedan | w/H/D Radiator | 17.50 QTS. | 16.56 L | 50/50 mixture of Ethylene Glycol Base Antifreeze and water | GM Specification 1825-M. | S |
| Engine Coolant | Sedan | w/o H/D Radiator | 16.90 QTS. | 15.99 L | 50/50 mixture of Ethylene Glycol Base Antifreeze and water | GM Specification 1825-M. | S |
| Engine Oil | w/Filter | 5.00 QTS. | 4.73 L | API - SAE 5W-30 (Preferred) (Below -20Deg.F to Above 100Deg.F), 10W-30 (0Deg.F to Above 100Deg.F) | S | ||
| Fuel Tank | Sedan | 23.00 GALS. | 87.06 L | S | |||
| Power Steering Fluid | N/A | N/A | GM Hydraulic Power Steering Fluid | S | |||
| Windshield Washer Fluid | N/A | N/A | Optikleen Windshield Washer Fluid | Follow the Manufacturer's Instructions for the mixture ratio. | 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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