GM Service Manual Online
For 1990-2009 cars only

Usage

Fluid/Lubricant

Air Brake System Alcohol Evaporator

Commercial Grade of Methyl Alcohol

Brake Caliper Housing, the Caliper Support Spring, and the Caliper Support Key

Aeroshell #5 grease

Cab-Door Hinges and Latches

Engine oil

Chassis Lubricant

Chassis lubricant that meets the requirements of NLGI Brake 2, Category LB or GC-LB

Clutch Bearing Lubricant

High-temperature grease of NLGI #3 consistency

Engine Coolant

50/50 mixture of clean drinkable water and DEX-COOL® or Havoline® DEX-COOL®antifreeze (orange-colored, silicate-free)

Engine Oil

Engine oil with the letters CG-4 is best for your vehicle. If CG-4 is not available, you may use CF-4/SH oil (see Note A). In order to determine the preferred viscosity for your vehicle's diesel engine, refer to Engine Oil in the Isuzu Owner's Manual.

Exhaust Brake Ball Joint Cap Lubricant

High-temperature grease of NLGI #3 consistency

Front Wheel Bearings with Oil Filled Hubs

SAE 75W-90 synthetic axle lubricant

Hydraulic Brake System

DOT-3 brake fluid. Hydraulic Brake System

Power Steering System

Power steering fluid

Propshafts and Splines

Wheel bearing lubricant that meets the requirements of NLGI Grade 2, Category GC or GC-LB.

Rear Axle

SAE 75W-90 synthetic gear lubricant

Rear Axle Shift Motor

Refrigerant Oil

Spring Parking Brake Hydraulic Pump

DEXRON®-III automatic transmission fluid

Steering Shaft and Clutch Shift Block

NLGI Category GC-LB #2 multi-purpose type grease

Manual Transmission Fluid

Multi-purpose gear oil SAE 90 GL5 (SAE 80 W -90 GL5 in Canada)

Automatic Transmission Fluid

DEXRON®-III automatic transmission fluid or Type C-4

Water Pump

NLGI Category GC-LB #2 or #3 multi-purpose type grease

Weatherstrip Conditioning

Dielectric silicone grease

Wheel Bearing Grease

Wheel bearing lubricant that meets the requirements of NGLI Grade 2, Category GC or GC-LB