GMC 2003 Envoy - Manual (Page 294)

IE сал be dan^efOus Lo gel eul of yauf vehicle
H the shift lever Is noL fully
\n PARK (P) with
the parking brake firmly set. Your vehicle
can roll.
If you have left the engine running, the vehicle
can move suddenly. You or others could be
injured. To be sure your vehicle won't move,
even when yau're on fairly level ground, use
the steps that follow.
Always put the shift lever fully in PARK (Pj
with the parking brake firmly set.
И the transfer case on four-wheel drive vehicles
is In NEUTRAL your vehicle wjit be free to rol^
even it your shift lever is in PARK (P), So, be
sure the transfer case is in a drive gear — not In
NEUTRAL
See "Tour-Wheel Drive (Automatic Transfer
Case) ' In the Index.
When You Are Ready to Leave After
Parking on a Hill
1. Apply ygur regular brakes and' hold the pedal down
while you.
* start youf engine,
* shin inio a gear, and
* release the parktng brake.
2. Lei up on ihe brake pedal,
3- Drive slowly until the trailer is clear of the chocks.
4. Stop and have someone pick up and slore the
chocks.
Maintenance When Trailer Towing
Your vehicle will need service more oflen when you're
pulkng a trailer. See the Mflintenance Schedule lor more
on this. Things lhat are espedaHy impcrtanl in irailer
operation are Butomalic iransrnission fluid (don't overiiN),
engine oil, axle lubricant, belt(s), cooling system and
brake system. Each of these is covered in this manual,
and the Index will help you Hnd ihem quickly, It
you Ye Irallerfng, H's □ good Idea to review these sections
before you start your trip
Check periodically lo see th^t all hitch nuls and boils
are right.
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