Part D: Recommended Fluids and
Lubricants
Fluids and lubricants identified below by name, part
number or specification may be obtained from your
dealer.
Usage
Fluid/Lubricant
Engine Oil
Engine oil with the American
Petroleum Institute Certified for
Gasoline Engines starburst symbol
of the proper viscosity. To determine
the preferred viscosity for your
vehicle’s engine, see Engine Oil on
page 5-13.
Engine Coolant
50/50 mixture of clean, drinkable
water and use only
DEX-COOL
®
Coolant. See Engine
Coolant on page 5-22.
Hydraulic Brake
System
Delco Supreme 11 Brake Fluid or
equivalent DOT-3 brake fluid.
Windshield
Washer Solvent
GM Optikleen
®
Washer Solvent or
equivalent.
Usage
Fluid/Lubricant
Power Steering
System
GM Power Steering Fluid (GM Part
No. U.S. 1052884, in Canada
993294, or equivalent).
Automatic
Transaxle
DEXRON
®
-III Automatic
Transmission Fluid.
Key Lock
Cylinders
Multi-Purpose Lubricant, Superlube
(GM Part No. U.S. 12346241, in
Canada 10953474, or equivalent).
Supercharger
Supercharger Oil (GM Part No. U.S.
12345982, in Canada 10953513).
See Supercharger Oil on page 5-18.
Hood Latch
Assembly,
Secondary
Latch, Pivots,
Spring Anchor
and Release
Pawl
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.
Hood and Door
Hinges
Multi-Purpose Lubricant, Superlube
(GM Part No. U.S. 12346241, in
Canada 10953474, or equivalent).
Weatherstrip
Conditioning
Dielectric Silicone Grease (GM Part
No. U.S. 12345579, in Canada
10953014, or equivalent).
6-16
2003 - Regal OM