GMC 2003 DURAMAX, Owner'S Manual

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Usage Fluid/Lubricant
Windshield
Washer Solvent
GM Optikleen
®
Washer Solvent or
equivalent.
Hydraulic
Clutch System
(5–Speed
Trans.)
Hydraulic Clutch Fluid
(GM Part No. U.S. 12345347, in
Canada 10953517, or equivalent
DOT-3 brake fluid).
Hydraulic
Clutch System
(6–Speed
Trans.)
Hydraulic Clutch Fluid. Use only
GM Part No. U.S. 88958860,
in Canada 88901244.
Power Steering
System
GM Power Steering Fluid
(GM Part No. U.S. 1052884, in
Canada 993294, or equivalent).
Manual
Transmission
(5-Speed with
Low Gear,
RPO MW3)
GM Goodwrench Synthetic
Manual Transmission Fluid
(GM Part No. U.S. 12346190, in
Canada 10953477) or equivalent
SAE 75W-85 GL-4 gear oil.
Manual
Transmission
(5-Speed
without
Low Gear,
RPO MG5)
Synchromesh Transmission Fluid
(GM Part No. U.S 12345349, in
Canada 10953465, or equivalent).
Usage Fluid/Lubricant
Manual
Transmission
(6-Speed)
TranSynd™ Synthetic Transmission
Fluid (GM Part No. U.S. 12378515,
in Canada 88900701).
Automatic
Transmission
DEXRON
®
-III Automatic
Transmission Fluid.
Key Lock
Cylinders
Multi-Purpose Lubricant, Superlube
(GM Part No. U.S. 12346241, in
Canada 10953474, or equivalent).
Floor Shift
Linkage
Lubriplate Lubricant Aerosol
(GM Part No. U.S. 12346293, in
Canada 992723, or equivalent) 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 equivalent) or
lubricant meeting requirements of
NLGI #2, Category LB or GC-LB.
Front Axle
SAE 80W-90 Axle Lubricant
(GM Part No. U.S. 1052271, in
Canada 10950849, or equivalent).
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