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Thermostat
Engine coolant temperature is controlled by a thermostat
in the engine coolant system. The thermostat stops the
flow of coolant through the radiator until the coolant
reaches a preset temperature.
Engine Coolant
The cooling system in your vehicle is filled with
DEX
-
COOL
R
engine coolant. This coolant is designed
to remain in your vehicle for 5 years or 150,000 miles
(240 000 km), whichever occurs first, if you add only
DEX
-
COOL
R
extended life coolant.
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” in the Index.
A 50/50 mixture of clean, drinkable water and
DEX
-
COOL
R
coolant will:
D Give freezing protection down to
-
34
_F (
-
37
_C).
D Give boiling protection up to 265_F (129_C).
D Protect against rust and corrosion.
D Help keep the proper engine temperature.
D Let the warning lights and gages work as
they should.
NOTICE:
When adding coolant, it is important that you use
only DEX
-
COOL
R
(silicate
-
free) coolant.
If coolant other than DEX
-
COOL is added to the
system, premature engine, heater core or
radiator corrosion may result. In addition, the
engine coolant will require change sooner
--
at
30,000 miles (50 000 km) or 24 months,
whichever occurs first. Damage caused by the
use of coolant other than DEX
-
COOL
R
is not
covered by your new vehicle warranty.
Содержание 1999 Sonoma
Страница 6: ...yellowblue vi Model Reference This manual covers these models Regular Cab Pickup Extended Cab Pickup ...
Страница 15: ...yellowblue 1 9 Put someone on it Get it up to speed Then stop the vehicle The rider doesn t stop ...
Страница 45: ...yellowblue 1 39 ...
Страница 108: ...yellowblue 2 50 Instrument Panel ...
Страница 111: ...yellowblue 2 53 Optional Cluster Canada Similar ...
Страница 150: ...yellowblue 3 26 NOTES ...
Страница 360: ...yellowblue 7 52 Maintenance Record DATE ODOMETER READING SERVICED BY MAINTENANCE PERFORMED ...
Страница 374: ...yellowblue 8 14 NOTES ...