11-4 Service and Maintenance
Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
Usage Fluid/Lubricant
Engine Oil Use only engine oil meeting the dexos2™ specification of the proper SAE
viscosity grade. Look for the dexos2 approved logo for GM approved
engine oil. See Engine Oil on page 10-6.
Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL
®
Coolant.
See Engine Coolant on page 10-11.
Hydraulic Brake System DOT 3 Hydraulic Brake Fluid (GM Part No. 19299818).
Windscreen Washer Automotive windscreen washer fluid that meets regional freeze protection
requirements.
Automatic Transmission DEXRON
®
-VI Automatic Transmission Fluid.
Transfer Case (All-Wheel Drive) Transfer Case Fluid (GM Part No. 88861950).
Rear Axle (Non-Limited Slip
Differential)
Gear DEXRON MTF 75W-90 (GM Part No. 88863089).
Rear Axle (Limited Slip Differential) DEXRON LS Gear 75W-90 (GM Part No. 88862624).
Rear Axle (All-Wheel Drive) Gear DEXRON MTF 75W-90 (GM Part No. 88863089).
Chassis Lubrication Chassis Lubricant (GM Part No. 12377985) or lubricant meeting
requirements of NLGI #2, Category LB or GC-LB.