GMC C series 2002 Owner's Manual page 312

USAGE FLUID/LUBRICANT
Clutch Bearing Clutch Bearing Lubricant
Lubricant (GM Part No. 12378484 or
equivalent NLGI #3 consistency).
-
Exhaust Brake High Temperature Grease
Ball Joint (GM Part No. 1051344 or
Cap Lubricant equivalent) or NLGI #3 consistency.
Spring DEXRON
Parking Brake Transmission Fluid.
Hydraulic Pump
Brake Caliper Aeroshell #5 Grease (GM Part
Housing, Caliper No. 12377969 or equivalent).
Support Spring
and Caliper
Support Key
R
-
III Automatic
USAGE FLUID/LUBRICANT
Power GM Power Steering Fluid
Steering System (GM Part No. 1052884
1050017
Manual Synthetic Manual Transmission
Transmission Fluid (GM Part No. 12345724) is
the recommended lubricant to use.
Automatic See the Allison Transmission
Transmission Operator's Manual for correct
transmission fluid.
Chassis Chassis Lubricant (GM Part
Lubrication No. 12377985 or equivalent) or
lubricant meeting requirements
of NLGI # 2, Category LB
or GC
-
1 pint,
-
1 quart, or equivalent).
-
LB.
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