GMC 2003 Savana - Manual (Page 272)

If No Steam Is Coming From Your
Engine
11 you get an engine overheat warning but see or hear
no sleam. the problerp niay not be toe Esarious.
Sornetimea Ihe engine can get a lUlle loe itot when you.
• Clitmt' a long hill on a hot dayn
• Stop after high-speed driving.
• Idle for long penodE in iraftic.
• Tow a trailer. See "Driving on (Sradgs" in Towrng ц
Trailer an page 4-32.
II you get irie overheat warning wilh no sign of sfeam,
try this for a minute or so;
t| In heavy traffic, let the engine idle in NELlTflAL(M)
while slopped. If it is sate to do so, pull off ihe road,
shift to PARK fP) or MEUTRALtN) and I
0 ] the
engine Idle.
2. Turn on your heater lo full hoi al the highest fan
speed and open the window as necessary.
If you no longer have tbe overheal warning, you pan
drive. Jusi to be sate, drive slower for about 10 rninules-
If the warning doesn't come back on^ you can drive
normally,
If tbe warnmg conEinues, and you have net slopped, pull
over,'Stop, and patk your vehicle righl away.
If there's slill no sign of staani, push down ihe
accelerator unul the engine speed Is about twice as fast
as ngmial idle speed lor at leasl Ihnse minutes while
you're parked, it you slill have the warnirtg, tufn off frie
engine end gei evetyons ocri 0 / tPe vefticte unlil it
cools down
You ntay decide not to lift the hoed but to get service
help righl away.
5'29