Usage Fluid/Lubricant
Pickup Models:
Manual
Transmission
(5-Speed
without
Low Gear,
RPO MG5)
Synchromesh Transmission Fluid
(GM Part No. U.S. 12345349, in
Canada 10953465).
Pickup Models:
Manual
Transmission
(6-Speed)
Synthetic Transmission Fluid
approved to Allison Transmission
®
specification TES-295
(GM Part No. U.S. 12378515,
in Canada 88900701).
Automatic
Transmission
DEXRON
®
-VI Automatic
Transmission Fluid.
Key Lock
Cylinders
Multi-Purpose Lubricant, Superlube
(GM Part No. U.S. 12346241,
in Canada 10953474).
Pickup Models:
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.
Usage Fluid/Lubricant
Van Models:
Front Wheel
Bearings
Wheel bearing lubricant meeting
requirements of NLGI #2,
Category GC or GC-LB
(GM Part No. U.S. 1051344,
in Canada 993037).
Van Models:
Front and
Rear Axle
SAE 75W-90 Synthetic
Axle Lubricant
(GM Part No. U.S. 12378261, in
Canada 10953455) or equivalent
meeting GM Specification 9986115.
Pickup Models:
Front Axle
SAE 80W-90 Axle Lubricant
(GM Part No. U.S. 1052271,
in Canada 10950849).
Pickup Models:
Rear Axle
SAE 75W-90 Synthetic
Axle Lubricant
(GM Part No. U.S. 12378261,
in Canada 10953455) meeting
GM Specification 9986115.
Pickup Models:
Manual
Transfer Case
DEXRON
®
-III Automatic
Transmission Fluid. Look for
“Approved for the H-Specification”
on the label.
Pickup Models:
Automatic
Transfer Case
AUTO-TRAK II Fluid
(GM Part No. U.S. 12378508,
in Canada 10953626).
Van Models:
Transfer Case
DEXRON
®
-III Automatic
Transmission Fluid. Look for
“Approved for the H-Specification”
on the label.
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