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Service and Maintenance
11-13
Usage
Fluid/Lubricant
Chassis Lubricant (GM Part No. 12377985, in Canada 88901242) or
Chassis Lubrication
lubricant meeting requirements of NLGI #2, Category LB or GC-LB.
Front Axle
SAE 80W-90 Axle Lubricant (GM Part No. 89021671, in
(1500 Series) Four Wheel Drive
Canada 89021672).
Front Axle (1500, 2500 HD, and
SAE 75W-90 Synthetic Axle Lubricant (GM Part No. 89021677, in
3500 HD Series)
Canada 89021678).
SAE 75W-90 Synthetic Axle Lubricant (GM Part No. 89021677, in
Rear Axle
Canada 89021678).
®
Transfer Case (Four Wheel Drive)
DEXRON
-VI Automatic Transmission Fluid.
Front Axle Propshaft Spline or
One-Piece Propshaft Spline
Spline Lubricant, Special Lubricant (GM Part No. 12345879, in
(Two-Wheel Drive with 4 Speed Auto.
Canada 10953511).
Trans.)
Chassis Lubricant (GM Part No. 12377985, in Canada 88901242) or
Rear Driveline Center Spline
lubricant meeting requirements of NLGI #2, Category LB or GC-LB.
I n f o r ma t i o n P r o v i d e d b y :
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