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.
1984 Plymouth Conquest StandardFACTORY OEM SERVICE PROCEDURE
Quick Lookups: Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Air Cond Refrigerant | N/A | N/A | R-12 | For further details see "Air conditioner specification label". | S | ||
| Automatic Transmission Fluid | 7.50 QTS. | 7.09 L | Automatic Transmission Fluid DEXRON II | S | |||
| Brake Fluid | N/A | N/A | DOT 3 Brake Fluid | S | |||
| Differential Gear Oil | 1.40 QTS. | 1.32 L | API - GL-5, Hypoid Gear Oil | S | |||
| Engine Coolant | 9.50 QTS. | 8.99 L | 50/50 mixture of Ethylene Glycol Base Antifreeze and water | S | |||
| Engine Oil | w/Filter | 4.50 QTS. | 4.25 L | API - SAE 5W-20/30/40 (Below 60Deg.F), 10W-30/40/50 (Above 0Deg.F), 15W-40 (Above 10Deg. F), 20W-20 (20Deg.F to 80Deg. F), 20W-40/50/30 (Above 20Deg.F) | S | ||
| Engine Oil | w/o Filter | 4.00 QTS. | 3.78 L | API - SAE 5W-20/30/40 (Below 60Deg.F), 10W-30/40/50 (Above 0Deg.F), 15W-40 (Above 10Deg. F), 20W-20 (20Deg.F to 80Deg. F), 20W-40/50/30 (Above 20Deg.F) | S | ||
| Manual Transmission Fluid | 2.40 QTS. | 2.27 L | Automatic Transmission Fluid DEXRON II | S | |||
| Power Steering Fluid | 1.20 QTS. | 1.13 L | Automatic Transmission Fluid DEXRON II | S | |||
| Windshield Washer Fluid | N/A | N/A | Windshield Washer Fluid | Follow the Manufacturer's Instructions for the mixture ratio. | S | ||
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
Comes to youSame-day available12-month warranty
Get a Free QuoteNo obligation. See pricing before you book.