GMC 2001 Sonoma Owner's Manual page 389

USAGE FLUID/LUBRICANT
Automatic DEXRON
Transmission Transmission Fluid.
-
Key Multi
Lock Cylinders Superlube
No. 12346241 or equivalent).
Chassis Chassis Lubricant (GM Part
Lubrication No. 12377985 or equivalent) or
lubricant meeting requirements
of NLGI # 2, Category LB
or GC
Front Wheel bearing lubricant meeting
Wheel Bearings requirements of NLGI # 2,
Category GC or GC
No. 1051344 or equivalent).
Front and Rear SAE 80W
Axle (Standard (GM Part No. 1052271
Differential) or equivalent).
R
-
III Automatic
Purpose Lubricant,
R
(GM Part
-
LB.
-
LB (GM Part
-
90 Axle Lubricant
USAGE FLUID/LUBRICANT
Rear Axle Axle Lubricant; use only GM
(Locking Part No. 1052271. Do not add
Differential) friction modifier.
Automatic AUTO
Transfer Case (GM Part No. 12378508).
Transfer Case Chassis Lubricant (GM Part
Shift Lever No. 12377985 or equivalent) or
lubricant meeting requirements of
NLGI #2, Category LB or GC
Rear Driveline Chassis Lubricant (GM Part
Center No. 12377985 or equivalent) or
Spline and lubricant meeting requirements
Universal Joints of NLGI # 2, Category LB
or GC
Constant Chassis Lubricant (GM Part
Velocity No. 12377985 or equivalent) or
Universal Joint lubricant meeting requirements
of NLGI # 2, Category LB
or GC
-
TRAK II Fluid
-
LB.
-
LB.
-
LB.
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