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.
1989 Jeep WagoneerFACTORY OEM SERVICE PROCEDURE
Quick Lookups: Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Air Cond Refrigerant | 2.00 LBS. | 0.9 KG | R-12 | S | |||
| Automatic Transmission Fluid | 4.0L Eng | 8.50 QTS. | 8.04 L | Automatic Transmission Fluid DEXRON II | S | ||
| Brake Fluid | N/A | N/A | DOT 3 Brake Fluid | S | |||
| Differential Gear Oil | 4.0L Eng | 2.50 PTS. | 1.18 L | AMC/JEEP/RENAULT Gear Oil or equivalent; API - GL-5, SAE 75W-90 | S | ||
| Differential Gear Oil | 4.0L Eng | Rear | 2.50 PTS. | 1.18 L | AMC/JEEP/RENAULT Gear Oil or equivalent; API - GL-5, SAE 75W-90. Models w/Trailer Towing Pkg. SAE 75W-140 Synthetic Gear Oil | S | |
| Engine Coolant | 4.0L Eng | 12.00 QTS. | 11.35 L | 50/50 mixture of AMC/JEEP/RENAULT All Season Coolant and distilled water | Includes: 2.30 qts. in coolant bottle. | S | |
| Engine Oil | 4.0L Eng | 6.00 QTS. | 5.67 L | API - SAE 5W-30 (-20Deg.F to 60Deg.F), 10W-30/40 (0Deg.F to Above 100Deg.F), 20W-40/50 (30Deg.F to Above 100Deg.F) | S | ||
| Fuel Tank | 4.0L Eng | 13.50 GALS. | 51.1 L | Optional: 20.2 gals. | S | ||
| Power Steering Fluid | N/A | N/A | AMC/JEEP/RENAULT Power Steering Fluid | S | |||
| Transfer Case Fluid | 4.0L Eng | 3.00 PTS. | 1.41 L | AMC/JEEP/RENAULT Automatic Transmission Fluid or equivalent ATF DEXRON II | S | ||
| Windshield Washer Fluid | N/A | N/A | All Weather Windshield Washer Fluid | Add to "full" mark. | S | ||
Factory Service Tools
Use the Manual With the Right Hardware
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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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