Quick Lookups: Fluids

2006 Isuzu Ascender S, 4.2 S, 4WDSECTION Fluids
FLUID CAPACITIES
Fluid Type Application Standard Metric Fluid Spec Note S/H
Air Cond Compressor Oil w/o Rear AC 7.50 OZS. 0.22 L PAG 46 S
Air Cond Compressor Oil w/Rear A/C 8.50 OZS. 0.25 L PAG 46 S
Air Cond Refrigerant w/o Rear A/C 1.90 LBS. 0.86 KG R-134a S
Air Cond Refrigerant w/Rear A/C 2.65 LBS. 1.2 KG R-134a S
Automatic Transmission Fluid Drain and Refill 5.00 QTS. 4.73 L Automatic Transmission Fluid DEXRON VI S
Automatic Transmission Fluid Overhaul 11.00 QTS. 10.4 L Automatic Transmission Fluid DEXRON VI S
Brake Fluid N/A N/A DOT 3 Brake Fluid S
Differential Gear Oil 4.2L Eng Front 1.70 PTS. 0.8 L SAE 75W-90 Synthetic Gear Oil S
Differential Gear Oil 4.2L Eng Rear 3.60 PTS. 1.7 L SAE 75W-90 Synthetic Gear Oil S
Engine Coolant 4.2L Eng Long Wheel Base 15.20 QTS. 14.38 L 50/50 mixture of DEX-COOL and drinkable water S
Engine Coolant 4.2L Eng Short Wheel Base 13.90 QTS. 13.15 L 50/50 mixture of DEX-COOL and drinkable water S
Engine Oil 4.2L Eng w/Filter 7.00 QTS. 6.62 L API - SAE 5W-30 Use oil that meets GM Standard GM6094M. For areas of extreme cold, where temperatures fall below -20Deg.F (-29Deg.C), it is recommended a SAE 5W-30 synthetic oil or a SAE 10W-30 oil. Both will provide easier cold starting and better protection for your engine at extremely low temperatures. S
Fuel Tank Long Wheel Base 25.30 GALS. 95.77 L S
Fuel Tank Short Wheel Base 22.00 GALS. 83.27 L S
Power Steering Fluid N/A N/A ISUZU Power Steering Fluid Part No. 2 90531 814 0. S
Transfer Case Fluid 2.00 QTS. 1.89 L AUTO TRAK II Fluid Part No. 8 12378 508 0. S
Windshield Washer Fluid N/A N/A Washer Solvent Part No. 2 90531 811 0. 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:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.