GMC 1999 Sierra 1500 Pickup Owner's Manual page 81

2. Don't push the accelerator pedal before starting your engine. In some
other vehicles you might need to do this, but because of your vehicle's
computer systems, you don't.
key. The idle speed will go down as your engine gets warm.
3. Turn your ignition key to Start. When the engine starts, let go of the
Holding your key in Start for longer than 15 seconds at a time will caus
your battery to be drained much sooner. And the :essive heal
m
damage your starter motor.
4.
5.
If it doesn't start right away, hold your key in Start. If it doesn't start in
three seconds, push the accelerator pedal about one-quarter of the way
down for 12 more seconds, or until it starts.
If your engine still won't start (or starts but then stops), it could be
flooded with too much gasoline. Try this:
Wait 15 seconds to let the starter motor cool down. Then push your
accelerator pedal all the way to the floor. Hold it there. Then, hold the
key in Start for no more than ten seconds. This clears the extra
gasoline from the engine.
If the engine still doesn't start, wait another 15 seconds and do it all again.
When the engine starts, let go of the key and accelerator pedal.
Your engine is designed to work with the electronics in your vehicle. If you
add electrical parts or accessories, you could change the way the fuel
injection system operates. Before adding electrical equipment, check with
-w dealer. If you don't, your engine might not perform properly
If you ever have to have your vehicle towed, see the part of this Manua
that tells how to do it wit'--.Jt damaging your ?hide. See "Tc 'ng Yo
Vehicle'' in the lnde
To Start Your 5.7 Liter (Code K) engine
or 7.4 Liter (Code N) engine:
1.
Automatic Transmission
Move your shift lever
to
P (Park) or N (Neutral). Your engine won't start
in any other position-that's a safety feature. To restart when you're
already moving, use N (Neutral) only.
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