Starting Engine - GMC 1976 TRANSMODE Operating Manual

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NOTICE: Do not leave your vehicle unattended
with.
the engine running. If the engine should
overheat while your vehicle is unattended
,
the
temperature warning light or gauge would go
unheeded
which
could
result in extensive
damage to your vehicle.
STARTING ENGINE
I. Apply the parking brake.
2.
Place the transmission selector in
"P"
or "N"
("P" is preferred). A
starter
safety
switch
is
designed
to
prevent
starter
operation
while the transmission selector is
in any drive position. (If it is necessary to
re-start the
engine
with the vehicle
moving,
place the
selector
lever in
"N".)
3.
Depress
accelerator
pedal
and activate
starter
as
outlined
in
the
following,
for
different
conditions.
COLD ENGINE
Fully
depress
accelerator
pedal
and
slowly
release.
With
foot
off the pedal,
crank
the
engine
by turning the ignition
key
to
the
"START"
position
-
release
when
engine
starts.
If engine
starts
but
fails to
run, repeat this procedure. When
engine
is
running
smoothly
(approx.
30
seconds)
the idle speed may be reduced by
slightly
depressing the
accelerator
pedal
and
then
slowly
releasing.
CAUTION
Extended running of
the
engine (5
minutes or more) without depressing
the accelerator pedal, could cause
damage to the engine or exhaust
system due to overheating.
WARM ENGINE
Depress
accelerator
pedal about halfway
and
hold while
cranking
the
engine.
13
Transmission Shift Indicator
and Speedometer
EXTREMELY COLD WEATHER (BELOW
o•
F.)
(- 18•
C.) OR AFTER VEHICLE HAS
BEEN
STANDING IDLE FOR
SEVERAL DAYS
Fully
depress
and
release
accelerator
pedal two or three times before
cranking
the
engine.
With
foot
off
the
accelerator
pedal
,
crank
the
engine
by turning the key
to
the
start
position
-
release
key
when
engine starts.
IF ENGINE FAILS TO
START:
e
First,
fully
depress
and
release
the
I
accelerator
pedal
several
times,
then
remove foot from
accelerator pedal and
crank engine.
If
engine
still
does
not
start,
fully
depress the
accelerator
pedal
and
hold to
the floor while
cranking
the
engine.
If
the
engine
has
been
flooded
with
gasoline,
it may
start
to run
but not
have
enough
power to keep running. In
this
case,
continue
cranking
with
the
accelerator
pedal
fully depressed
until the
engine
cleans itself
of excess gasoline and
runs
smoothly.
If
engine
doesn't
crank properly due to
a
discharged
main
battery
(automotive
battery),
place the
battery switch
in
the
"BAT
BOOST"
position.
Return
the
switch
to the "BAT NORMAL"
position
when
engine starts.

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