Engine Coolant - Buick 2005 Rainier Owner's Manual

3. If the fluid level is in the acceptable range, push the
dipstick back in all the way; then flip the handle
down to lock the dipstick in place.
How to Add Fluid
Refer to the Maintenance Schedule to determine what
kind of transmission fluid to use. See Recommended
Fluids and Lubricants on page 6-12.
Add fluid only after checking the transmission fluid while
it is hot. A cold check is used only as a reference. If
the fluid level is low, add only enough of the proper fluid
to bring the level up to the HOT area for a hot check.
It does not take much fluid, generally less than
one pint (0.5 L). Do not overfill.
5-24
Notice: Use of automatic transmission fluid labeled
®
other than DEXRON -III, Approved for the
H-Specification, may damage your vehicle, and the
damages may not be covered by your warranty.
Always use automatic transmission fluid labeled
®
DEXRON -III, Approved for the H-Specification.
•
After adding fluid, recheck the fluid level as
described under "How to Check," earlier in
this section.
•
When the correct fluid level is obtained, push the
dipstick back in all the way; then flip the handle
down to lock the dipstick in place.

Engine Coolant

The cooling system in your vehicle is filled with
®
DEX-COOL engine coolant. This coolant is
designed to remain in your vehicle for five years or
150,000 miles (240 000 km), whichever occurs first, if
you add only DEX-COOL
The following explains your cooling system and how to
add coolant when it is low. If you have a problem
with engine overheating, see Engine Overheating on
page 5-27.
®
extended life coolant.