Page 1 of 574

Seats and Restraint Systems
....................... 7
Front Seats
.............................................. 9
Rear Seats
............................................. 18
Safety Belts
............................................ 20
Child Restraints
...................................... 41
Airbag System
........................................ 69
Restraint System Check
......................... 88
Features and Controls
................................ 91
Keys
....................................................... 93
Doors and Locks
.................................... 98
Windows
............................................... 105
Theft-Deterrent Systems
....................... 108
Starting and Operating Your Vehicle
....... 111
Mirrors
.................................................. 132
OnStar
®System
................................... 145
Universal Home Remote System
.......... 149
Storage Areas
...................................... 161
Sunroof
................................................ 166Instrument Panel
....................................... 167
Instrument Panel Overview
................... 170
Climate Controls
................................... 187
Warning Lights, Gages,
and Indicators
................................... 198
Driver Information Center (DIC)
............ 220
Audio System(s)
................................... 238
Driving Your Vehicle
................................. 305
Your Driving, the Road, and
Your Vehicle
..................................... 306
Towing
................................................. 362
Service and Appearance Care
.................. 383
Service
................................................. 386
Fuel
...................................................... 388
Checking Things Under the Hood
......... 394
All-Wheel Drive
..................................... 438
Rear Axle
............................................. 438
2007 Chevrolet TrailBlazer Owner ManualM
1
Page 10 of 574

Power Seats
If the vehicle has power
seats, the controls used
to operate them are
located on the outboard
side of the seats.
To adjust the seat, do any of the following:
Move the seat forward or rearward by sliding
the horizontal control forward or rearward.
Raise or lower the front part of the seat
cushion by moving the front of the horizontal
control up or down.
Raise or lower the rear part of the seat
cushion by moving the rear of the horizontal
control up or down.
Raise or lower the entire seat by moving the
entire horizontal control up or down.If the seats have power reclining seatbacks, the
control used to operate them is located behind the
power seat control on the outboard side of the
seats. See “Power Reclining Seatbacks”
underReclining Seatbacks on page 14.
Manual Lumbar
If your vehicle has
this feature, there is
a knob located on
the outboard side of
the driver’s seat.
Turn the top of the knob toward the front of the
vehicle to increase lumbar support. Turn the top
of the knob toward the rear of the vehicle to
decrease lumbar support.
10
Page 15 of 574
If the seats have manual reclining seatbacks, the
lever used to operate them is located on the
outboard side of the seat(s).
To recline the seatback, do the following:
1. Lift the recline lever.
2. Move the seatback to the desired position,
then release the lever to lock the seatback
in place.
3. Push and pull on the seatback to make sure it
is locked.To return the seatback to an upright position, do
the following:
1. Lift the lever fully without applying pressure to
the seatback and the seatback will return to
the upright position.
2. Push and pull on the seatback to make sure it
is locked.
Power Reclining Seatbacks
If your seats have
power reclining
seatbacks, use the
vertical power
seat control located on
the outboard side of
the seat(s).
To recline the seatback, press the control
toward the rear of the vehicle.
To raise the seatback, press the control
toward the front of the vehicle.
15
Page 18 of 574