2004 CHEVROLET AVALANCHE tailgate

When locking the doors with the power lock switch or
the keyless entry transmitter and a door or the liftgate is
open, the delayed locking feature will delay locking
the doors and tailgate until ve seconds after the last
door is closed.
Press the personalization button until DELAYED
LOCKING appears in the display. To select your
personalization for delayed locking, press the select
button while DELAYED LOCKING is displayed on the
DIC. Pressing the select button will scroll through
the following choices:
DELAYED LOCKING ON:The doors will not lock until
ve seconds after the last door or the liftgate is
closed. You will hear three chimes to signal that the
delayed locking feature is in use. You can temporarily
override delayed locking by pressing the lock button
on the door or keyless entry transmitter a second time.
DELAYED LOCKING OFF:The doors will lock
immediately when pressing the power lock switch or the
lock button on the keyless entry transmitter.
Choose one of the two options and press the
personalization button while it is displayed on the DIC to
select it and move on to the next feature. For more
information on automatic door locks seeProgrammable
Automatic Door Locks on page 2-10.
This feature will not operate if the key is in the ignition.Seat Position Recall
Press the personalization button until SEAT POSITION
RECALL appears in the display. To select your
personalization for seat position recall, press the select
button while SEAT POSITION RECALL is displayed
on the DIC. Pressing the select button will scroll through
the following choices:
SEAT POSITION RECALL OFF (default):The memory
seat position you saved will only be recalled when the
memory button 1 or 2 is pressed.
SEAT POSITION RECALL AT KEY IN:The memory
seat position you saved will be recalled when you
put the key in the ignition.
SEAT POSITION RECALL ON REMOTE:The memory
seat position you saved will be recalled when you unlock
the vehicle with the remote keyless entry transmitter.
Choose one of the three options and press the
personalization button while it is displayed on the DIC to
select it and move on to the next feature. For more
information on seat position recall seeMemory Seat on
page 2-90.
3-60

Daytime Running Lamps
Vehicles with Gray Body-Side Cladding
The DRLs are located in the front fascia near the
foglamps. They can be identied by their square shape.
1. Reach under the front
fascia and locate the
DRL housing. Be
sure you are not
picking the foglamp
housing, which is near
the DRLs.
2. Turn the bulb socket counterclockwise and remove
it from the DRL housing.
3. Pull out the old bulb from the socket and put a new
bulb in.
4. Place the bulb socket back into the DRL housing
and turn it clockwise until it is tight.
Center High-Mounted
Stoplamp (CHMSL)
If your vehicle has this component and it needs
replacement, it is recommended that it be replaced
as a unit by your dealer.
Taillamps
A. Stoplamp
B. Turn Signal Lamp
C. Back-up Lamp
1. Open the tailgate.
5-65

2. Remove the two rear
lamp assembly screws
near the tailgate
latch and pull out the
lamp assembly.
3. Press the release tab
and turn the bulb
socket
counterclockwise to
remove it from
the taillamp housing.
4. Pull the old bulb straight out from the socket.5. Press a new bulb into the socket and turn the
socket clockwise into the taillamp housing until
it clicks.
6. Reinstall the rear lamp assembly and tighten the
screws.
7. Close the tailgate.
Replacement Bulbs
Exterior Lamp Bulb Number
Low-Beam Headlamps 9006
High-Beam Headlamps *9011or 9005
Daytime Running Lamps (DRL) 4114K
Side Marker Lamp 194
Front Parking and Turn Lamp 3157A or 3457NA
Rear Marker Lamp, Taillamp and
Stop Lamp3157
Rear Turn Lamp 3157
Back-up Lamp 3157
* Vehicles with Body–Side Cladding
For replacement bulbs not listed here, please contact
your dealer.
5-66

(f)Lubricate all key lock cylinders, hood latch assembly,
secondary latch, pivots, spring anchor, release pawl,
midgate hinges, side storage box door hinges, tailgate
hinges, tailgate linkage, outer tailgate handle pivot points,
latch bolt, fuel door hinge, locks and folding seat
hardware. More frequent lubrication may be required
when exposed to a corrosive environment. Applying
silicone grease on weatherstrips with a clean cloth will
make them last longer, seal better and not stick or
squeak.
(g)Add uid as needed. A uid loss could indicate a
problem; repair as needed. Check vent hose at transfer
case for kinks and proper installation.
(h)Change automatic transmission uid and lter if the
vehicle is mainly driven under one or more of these
conditions:
In heavy city traffic where the outside temperature
regularly reaches 90°F (32°C) or higher.
In hilly or mountainous terrain.
When doing frequent trailer towing.
Uses such as found in taxi, police or delivery
service.(i)Drain, ush and rell cooling system. See Engine
Coolant on page 5-26for what to use. Inspect hoses.
Clean radiator, condenser, pressure cap and ller neck.
Pressure test the cooling system and pressure cap.
(j)A uid loss in any vehicle system could indicate a
problem. Have the system inspected and repaired and
the uid level checked. Add uid if needed.
(k)Inspect system. Check all fuel and vapor lines and
hoses for proper hook-up, routing and condition.
Check that the purge valve works properly (if equipped).
Replace as needed.
6-9

Usage Fluid/Lubricant
Automatic
Transfer CaseAUTO-TRAK II Fluid
(GM Part No. U.S. 12378508, in
Canada 10953626).
Front Axle
Propshaft
Spline or
One-Piece
Propshaft
Spline
(Two-Wheel
Drive with Auto.
Trans.)Spline Lubricant, Special Lubricant
(GM Part No. U.S. 12345879, in
Canada 10953511) or lubricant
meeting requirements of
GM 9985830.Usage Fluid/Lubricant
Hood HingesMulti-Purpose Lubricant, Superlube
(GM Part No. U.S. 12346241, in
Canada 10953474).
Outer Tailgate
Handle Pivot
PointsMulti-Purpose Lubricant, Superlube
(GM Part No. U.S. 12346241, in
Canada 10953474).
Weatherstrip
ConditioningDielectric Silicone Grease
(GM Part No. U.S. 12345579, in
Canada 992887).
Weatherstrip
SqueaksSynthetic Grease with
Teon, Superlube
(GM Part No. U.S. 12371287,
in Canada 10953437).
6-14

T
Tachometer....................................................3-35
Tailgate.........................................................2-23
Tailgate Removal............................................2-24
Taillamps.......................................................5-65
Temperature and Compass Display....................2-50
Temperature Display........................................2-53
Testing the Alarm............................................2-28
Theft-Deterrent, Radio....................................3-114
Theft-Deterrent Systems...................................2-27
Content Theft-Deterrent................................2-27
Passlock
®...................................................2-29
Throttle, Adjustable..........................................2-33
TIGHTEN FUEL CAP......................................3-67
Tilt Wheel........................................................ 3-7
Tire Sidewall Labeling......................................5-68
Tire Size.......................................................5-72
Tire Terminology and Denitions........................5-74
Tires...................................................5-68, 5-116
Buying New Tires........................................5-83
Chains.......................................................5-88
Changing a Flat Tire....................................5-90
If a Tire Goes Flat.......................................5-89
Ination - Tire Pressure................................5-76
Inspection and Rotation................................5-81
Pressure Monitor System..............................5-77
Spare Tire................................................5-110
Uniform Tire Quality Grading.........................5-85
Wheel Alignment and Tire Balance.................5-86Tires (cont.)
Wheel Replacement.....................................5-86
When It Is Time for New Tires......................5-82
To Use the Engine Coolant Heater....................2-34
Tonneau Cover...............................................2-83
Top Drain Grates – Removal and Cleaning.........2-79
Top Strap......................................................1-40
Top Strap Anchor Location...............................1-41
Top-Box Storage.............................................2-82
Torque Lock...................................................2-45
Total Weight on Your Vehicle’s Tires..................4-74
Tow/Haul Mode...............................................2-37
Tow/Haul Mode Light.......................................3-51
Towing
Recreational Vehicle.....................................4-52
Towing a Trailer..........................................4-68
Your Vehicle...............................................4-52
Traction
Assist System (TAS)...................................... 4-9
Off Light.....................................................3-44
Stabilitrak
®System......................................4-11
TRACTION ACTIVE........................................3-70
Traction Control Operation................................4-13
TRACTION SYS LIMITED................................3-70
Trailer
Recommendations.......................................4-67
Trailer Brakes.................................................4-75
Trailer Wiring Harness.....................................4-79
TRANS HOT IDLE ENGINE.............................3-68
Transfer Case................................................5-56
16