2007 GMC ENVOY engine

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Page 409 of 562

GMC ENVOY 2007  Owners Manual If Steam Is Coming From Your Engine
{CAUTION:
Steam from an overheated engine can
burn you badly, even if you just open the
hood. Stay away from the engine if you
see or hear steam coming from it. Jus

Page 410 of 562

GMC ENVOY 2007  Owners Manual If No Steam Is Coming From Your
Engine
If you get an engine overheat warning but see or
hear no steam, the problem may not be too
serious. Sometimes the engine can get a little too
hot when you:
Clim

Page 411 of 562

GMC ENVOY 2007  Owners Manual Cooling System
When you decide it is safe to lift the hood, here is
what you will see:
A. Coolant Recovery Tank
B. Radiator Pressure Cap
C. Engine FanA. Coolant Recovery Tank
B. Radiator Pressure Cap

Page 412 of 562

GMC ENVOY 2007  Owners Manual The coolant level should
be at least up to the
FULL COLD mark. If it
is not, you may
have a leak at the
pressure cap or in the
radiator hoses,
heater hoses, radiator,
water pump, or
somewhere else in

Page 413 of 562

GMC ENVOY 2007  Owners Manual How to Add Coolant to the Coolant
Recovery Tank
If you have not found a problem yet, but the
coolant level is not at the FULL COLD mark, add
a 50/50 mixture of clean, drinkable water and
DEX-COOL
®en

Page 415 of 562

GMC ENVOY 2007  Owners Manual 3. Fill the radiator with the proper DEX-COOL®
coolant mixture, up to the base of the �ller
neck. SeeEngine Coolant on page 405
for more information about the proper coolant
mixture.4. Then �ll the c

Page 416 of 562

GMC ENVOY 2007  Owners Manual 6. Start the engine and let it run until you can
feel the upper radiator hose getting hot.
Watch out for the engine cooling fan.
7. By this time, the coolant level inside the
radiator �ller neck may b

Page 417 of 562

GMC ENVOY 2007  Owners Manual Power Steering Fluid
SeeEngine
Compartment Overview
on page 390for
reservoir location.
When to Check Power Steering Fluid
It is not necessary to regularly check power
steering �uid unless you suspect