Service and Maintenance
. . . 328
■ RECOMMENDED FLUIDS AND LUBRICANTS
USAGE FLUID / LUBRICANT
Engine Oil To determine the needed oil quality and viscosity for your vehicle's engine, see
"Engine Oil" earlier in this section.
Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL
®
coolant. See
"Engine Coolant" earlier in this section.
Hydraulic Brake System
DOT-3 Hydraulic Brake Fluid (GM part no. 12377967).
Windshield Washer
Solvent
GM Optikleen
®
washer solvent.
Power Steering System GM power steering fluid (GM part no. 89021184).
Automatic Transmission DEXRON
®
-VI Automatic transmission fluid.
Key Lock Cylinders Multi-purpose lubricant, Superlube
®
(GM part no. 12346241).
Chassis Lubrication Chassis lubricant meeting requirements of NLGI grade 2, category LB or GC-LB
(GM part no. 12377985).
Front and Rear Axle SAE 75W-90 Synthetic axle lubricant (GM part no. 89021677) meeting require-
ments of GM 9986115.
Transfer Case DEXRON
®
-VI Automatic transmission fluid.
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