GMC 2006 Sierra - Manual (Page 564)

Usage Fluid/Lubricant
Floor Shift
Linkage
Lubriplate Lubricant Aerosol
(GM Part No. U.S. 12346293,
in Canada 992723) or lubricant
meeting requirements of NLGI #2
Category LB or GC-LB.
Chassis
Lubrication
Chassis Lubricant (GM Part
No. U.S. 12377985, in Canada
88901242) or lubricant meeting
requirements of NLGI #2, Category
LB or GC-LB.
Front Axle
(1500 Series)
SAE 80W-90 Axle Lubricant
(GM Part No. U.S. 1052271, in
Canada 10950849).
Front Axle
(1500 HD,
2500, 2500 HD,
and 3500
Series)
SAE 75W-90 Synthetic Axle
Lubricant (GM Part No. U.S.
12378261, in Canada 10953455)
meeting GM Specification 9986115.
Rear Axle
SAE 75W-90 Synthetic Axle
Lubricant (GM Part No. U.S.
12378261, in Canada 10953455)
meeting GM Specification 9986115.
Usage Fluid/Lubricant
Manual
Transfer Case
DEXRON ® -III Automatic
Transmission Fluid. Look for
“Approved for the H-Specification”
on the label.
Automatic
Transfer Case
AUTO-TRAK II Fluid (GM Part
No. U.S. 12378508, in Canada
10953626).
Front Axle
Propshaft
Spline or
One-Piece
Propshaft
Spline
(Two-Wheel
Drive with
Auto. Trans.)
Spline Lubricant, Special Lubricant
(GM Part No. U.S. 12345879, in
Canada 10953511) or lubricant
meeting requirements of GM
9985830.
Rear Driveline
Center Spline
Chassis Lubricant (GM Part
No. U.S. 12377985, in Canada
88901242) or lubricant meeting
requirements of NLGI #2, Category
LB or GC-LB.
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