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Liberty KK Service Information

Liberty KK Service Information

Fluid Capacities and Types

Description Type Capacities
3.7L Engine Oil 5W-20 5 Quarts / 4.7 Liters
2.8L Diesel Engine Oil 0W-40 Low Sulfur Diesel Engine Oil 7 Quarts / 6.6 Liters
3.7L Coolant 50/50 Mixture 5 Year/100,000 Mile Formula HOAT 14 Quarts / 13.2 Liters
2.8L Diesel Coolant 50/50 Mixture 5 Year/100,000 Mile Formula HOAT 13 Quarts / 12 Liters
42RLE 4-Speed Automatic ATF+4 4 Quarts / 3.8 Liters (Service Fill) 8.8 Quarts / 8.3 Liters (Overhaul Fill)
NAG1 5-Speed Automatic ATF+4 5.3 Quarts / 5.0 Liters (Service Fill) 8.1 Quarts / 7.7 Liters (Overhaul Fill)
NSG370 6-Speed Manual Mopar® Manual Transmission Lubricant 1.6 Quarts / 1.5 Liters
MP1522 Transfer Case ATF+4 1.9 Quarts / 1.8 Liter
MP3022 Transfer Case ATF+4 2.0 Quarts / 1.9 Liter
186 FIA (Model 30) - Front Axle 80W-90 API Grade GL-5 Gear Lubricant or Equivalent 1.4 Quarts / 1.24 Liters
8.25 Rear Axle 75W-140 API Grade GL-5 Gear Lubricant or Equivalent 2.2 Quarts /2.08 Liters

Additional Notes:

  • Limited-Slip (Trac-lok) Rear Axles require the addition of 118 ml (4 oz.) Limited Slip Additive.
  • 75W140 Gear and Axle Lubricant for Chrysler 8.25 Axle recommended for towing.

Brake and Steering Fluids

Component Fluid Type Capacity
Brake Master Cylinder DOT 3 Brake Fluid As Required / To Full Mark
Clutch Master Cylinder DOT 3 Brake Fluid As Required / To Full Mark
Power Steering Reservoir Power Steering Fluid +4 (If unavailable ATF+4 is Acceptable) As Required / To Full Mark

A/C System Service Information

Description Type Capacity
A/C Refrigerant All Engines R-134a 1.12 Pounds / 0.510 Kilograms

Fuel Specifications

Description Type Capacity
3.7L 87 Octane or Higher, Unleaded 19.5 Gallons / 73.8 Liters
2.8L Diesel High-quality fuel with a Cetane Index of 50+ 18.5 Gallons / 70 Liters

Spark Plug Specifications

Description Type Gap
3.7L NGK® or Champion® Nickel Spark Plug 0.044 in / 1.10 mm

Additional Notes:

  • DOT 4 Brake fluid may be used if DOT 3 cannot be found. Note: DOT 4 has a shorter service life.
  • NEVER use R-12 refrigerant in KK Liberty A/C systems.
  • Never use Ethanol-based fuels in KK Liberty fuel systems, i.e., E-85, E-90.

Wheel Alignment Specifications

Description Front Specification Rear Specification
Total Toe Preferred: +0.20°, Range: +0.075° to +0.325° Preferred: +0.25°, Range: -0.16° to +0.66°
Caster Preferred: +3.3°, Range: +2.8° to +3.8° Thrust Angle Preferred: 0.00°, Range: -0.25° to +0.25°
Camber Preferred: -0.375°, Range: -0.750° to 0° Preferred: -0.25°, Range: -0.625° to +0.125°

This detailed information ensures your Jeep Liberty KK operates smoothly and maintains efficiency across all systems.

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