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 MANUALSCHEVROLET1993ASTRO VAN PASSENGER EXTENDED, 4.3 ZREPAIR AND DIAGNOSISQUICK LOOKUPSFLUIDS
1993 Chevrolet Astro Van Passenger Extended, 4.3 Z
Quick Lookups: Fluids
1993 Chevrolet Astro Van Passenger Extended, 4.3 ZSECTION Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Air Cond Refrigerant | Front & Rear | 3.75 LBS. | 1.7 KG | R-12 | S | ||
| Air Cond Refrigerant | Front | 3.00 LBS. | 1.36 KG | R-12 | S | ||
| Automatic Transmission Fluid | Overhaul | 10.50 QTS. | 9.93 L | Automatic Transmission Fluid DEXRON IIE | Total quantity required may be higher, dependent upon fluid cooler size and length and diameter of fluid lines. | S | |
| Automatic Transmission Fluid | Pan Removal and Replacement | 5.00 QTS. | 4.73 L | Automatic Transmission Fluid DEXRON IIE | S | ||
| Brake Fluid | N/A | N/A | DOT 3 Brake Fluid | S | |||
| Differential Gear Oil | Front & Rear,Standard | 2.00 QTS. | 1.89 L | API - GL-5, SAE 80W-90 Gear Oil | GM Part No. 1052271. | S | |
| Differential Gear Oil | Locking Differential | 2.00 QTS. | 1.89 L | API - GL-5, SAE 80W-90 Gear Oil | GM Part No. 1052271. | S | |
| Engine Coolant | w/o Rear Heater | 13.50 QTS. | 12.77 L | 50/50 mixture of Ethylene Glycol Base Antifreeze and water | GM Specification 1825-M. | S | |
| Engine Coolant | w/Rear Heater | 16.50 QTS. | 15.61 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 (Below -20Deg.F to Above 100Deg.F), 10W-30 (Above 0Deg.F to Above 100Deg.F) | S | ||
| Engine Oil | w/o Filter | 4.00 QTS. | 3.78 L | API - SAE 5W-30 (Below -20Deg.F to Above 100Deg.F), 10W-30 (Above 0Deg.F to Above 100Deg.F) | S | ||
| Fuel Tank | 27.00 GALS. | 102.2 L | S | ||||
| Power Steering Fluid | N/A | N/A | GM Power Steering Fluid | GM Part No. 1050017. | S | ||
| Transfer Case Fluid | 1.50 QTS. | 1.41 L | Automatic Transmission Fluid DEXRON IIE | S | |||
| Windshield Washer Fluid | N/A | N/A | Optikleen Windshield Washer Fluid | Follow the Manufacturer's Instructions for the mixture ratio. | S | ||
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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.