2006 CHEVROLET EXPRESS key

MaintenanceII
•Perform all services described in MaintenanceI.
•Steering and suspension inspection. Visual
inspection for damaged, loose, or missing parts or
signs of wear.
•Lubricate the front suspension, kingpin bushings,
steering linkage, and rear driveline center splines.
•Engine cooling system inspection. Visual inspection
of hoses, pipes, fittings, and clamps and
replacement, if needed.
•Windshield wiper blade inspection for wear,
cracking, or contamination and windshield and wiper
blade cleaning, if contaminated. SeeWindshield
and Wiper Blades on page 6-106. Worn or damaged
wiper blade replacement. SeeWindshield Wiper
Blade Replacement on page 6-59.
•Body hinges and latches, key lock cylinders, folding
seat hardware, and rear compartment hinges,
linkage, and handle pivot points lubrication. See
Recommended Fluids and Lubricants on page 7-12.
More frequent lubrication may be required when
vehicle is exposed to a corrosive environment.
Applying silicone grease on weatherstrips with a
clean cloth makes them last longer, seal better, and
not stick or squeak.
•Restraint system component check. SeeChecking
the Restraint Systems on page 2-80.
•Automatic transmission fluid level check and adding
fluid, if needed. SeeAutomatic Transmission Fluid
(4-Speed Transmission) on page 6-21orAutomatic
Transmission Fluid (6-Speed Transmission) on
page 6-24.
•All-wheel drive vehicles: Transfer case fluid level
check and adding fluid, if needed.
7-5

Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn
the ignition to LOCK/OFF in each shift lever position.
•The ignition should turn to LOCK/OFF only
when the shift lever is in P (Park).
•The ignition key should come out only in
LOCK/OFF.
Contact your dealer/retailer if service is required.
Parking Brake and Automatic
Transmission P (Park) Mechanism
Check
{WARNING:
When you are doing this check, the vehicle could
begin to move. You or others could be injured and
property could be damaged. Make sure there is
room in front of the vehicle in case it begins to roll.
Be ready to apply the regular brake at once
should the vehicle begin to move.Park on a fairly steep hill, with the vehicle facing
downhill. Keeping your foot on the regular brake,
set the parking brake.
•To check the parking brake’s holding ability:
With the engine running and the transmission
in N (Neutral), slowly remove foot pressure from
the regular brake pedal. Do this until the vehicle
is held by the parking brake only.
•To check the P (Park) mechanism’s holding
ability: With the engine running, shift to P (Park).
Then release the parking brake followed by
the regular brake.
Contact your dealer/retailer if service is required.
7-11

Recommended Fluids and
Lubricants
This maintenance section applies to vehicles with a
gasoline engine. If the vehicle has a diesel engine
and/or an Allison Transmission, see the maintenance
schedule section in the DURAMAX
®Diesel manual.
Fluids and lubricants identified below by name,
part number, or specification can be obtained from your
dealer/retailer.
Usage Fluid/Lubricant
Engine OilEngine oil which meets
GM Standard GM6094M and
displays the American Petroleum
Institute Certified for Gasoline
Engines starburst symbol.
To determine the proper viscosity
for your vehicle’s engine, see
Engine Oil on page 6-15.
Engine Coolant50/50 mixture of clean, drinkable
water and use only DEX-COOL
®
Coolant. SeeEngine Coolant on
page 6-29.
Usage Fluid/Lubricant
Hydraulic Brake
SystemDOT 3 Hydraulic Brake Fluid
(GM Part No. U.S. 12377967,
in Canada 89021320).
Windshield
WasherOptikleen
®Washer Solvent.
Parking Brake
Cable GuidesChassis Lubricant
(GM Part No. U.S. 12377985, in
Canada 88901242) or lubricant
meeting requirements of NLGI #2,
Category LB or GC-LB.
Power Steering
SystemGM Power Steering Fluid
(GM Part No. U.S. 89021184,
in Canada 89021186).
Automatic
TransmissionDEXRON
®-VI Automatic
Transmission Fluid.
Key Lock
CylindersMulti-Purpose Lubricant, Superlube
(GM Part No. U.S. 12346241,
in Canada 10953474).
Chassis
LubricationChassis Lubricant
(GM Part No. U.S. 12377985, in
Canada 88901242) or lubricant
meeting requirements of NLGI #2,
Category LB or GC-LB.
7-12

Navigation System
If your vehicle has a navigation system, use of the system
may result in the storage of destinations, addresses,
telephone numbers, and other trip information. Refer to
the navigation system operating manual for information
on stored data and for deletion instructions.
Radio Frequency
Identication (RFID)
RFID technology is used in some vehicles for functions
such as tire pressure monitoring and ignition system
security, as well as in connection with conveniences
such as key fobs for remote door locking/unlocking
and starting, and in-vehicle transmitters for garage
door openers. RFID technology in GM vehicles does
not use or record personal information or link with any
other GM system containing personal information.
Radio Frequency Statement
This vehicle has systems that operate on a radio
frequency that comply with Part 15 of the Federal
Communications Commission (FCC) Rules and with
RSS-210/211 of Industry and Science Canada.
Operation is subject to the following two conditions:
1. The device may not cause interference.
2. The device must accept any interference received,
including interference that may cause undesired
operation of the device.
Changes or modifications to any of these systems by
other than an authorized service facility could void
authorization to use this equipment.
8-20

Dome Lamps .................................................4-12
Door
60/40 Swing-Out Side Door...........................3-13
Automatic Door Lock....................................3-11
Automatic Door Unlock.................................3-11
Cargo Door Relocking..................................3-10
Delayed Locking..........................................3-10
Locks.......................................................... 3-9
Power Locks...............................................3-10
Programmable Automatic Door Locks.............3-10
Rear Door Security Locks.............................3-11
Rear Doors.................................................3-15
Sliding Side Door........................................3-12
Drive Systems
All-Wheel Drive...........................................6-49
Driver Information Center (DIC).........................4-36
DIC Operation and Displays..........................4-37
DIC Vehicle Customization............................4-52
DIC Warnings and Messages........................4-44
Driving
At Night.....................................................5-12
Before a Long Trip......................................5-14
Defensive..................................................... 5-2
Drunk.......................................................... 5-2
Highway Hypnosis.......................................5-14
Hill and Mountain Roads..............................5-15
In Rain and on Wet Roads...........................5-13
Loss of Control...........................................5-10Driving (cont.)
Off-Road Recovery......................................5-10
Rocking Your Vehicle to Get it Out.................5-19
Winter........................................................5-16
Driving for Better Fuel Economy.......................1-18
Dual Tire Operation.........................................6-70
E
E85 Fuel......................................................... 6-8
EDR .............................................................8-18
Electrical Equipment, Add-On..........................6-109
Electrical System
Engine Compartment Fuse Block.................6-112
Floor Console Fuse Block...........................6-111
Fuses and Circuit Breakers.........................6-110
Headlamp Wiring.......................................6-110
Windshield Wiper Fuses.............................6-110
Electronic Immobilizer
PASS-Key
®III+...........................................3-20
Electronic Immobilizer Operation
PASS-Key
®III+...........................................3-20
Engine
Air Cleaner/Filter.........................................6-20
Check and Service Engine Soon Lamp...........4-30
Compartment Overview................................6-14
Coolant......................................................6-29
4

J
Jump Starting.................................................6-44
K
Keyless Entry
Remote (RKE) System................................... 3-4
Keyless Entry System....................................... 3-4
Keys............................................................... 3-3
L
Labeling, Tire Sidewall.....................................6-61
Lamps
Daytime Running (DRL)................................4-10
Dome ........................................................4-12
Dome Lamp Override...................................4-12
License Plate..............................................6-58
Malfunction Indicator....................................4-30
Reading.....................................................4-13
Taillamps....................................................6-56
Lap-Shoulder Belt...........................................2-23
LATCH System for Child Restraints...................2-42
Lighting
Entry/Exit...................................................4-13Lights
Airbag Off..................................................4-24
Airbag Readiness........................................4-23
Antilock Brake System (ABS) Warning............4-28
Brake System Warning.................................4-27
Charging System.........................................4-26
Cruise Control.............................................4-35
Exterior Lamps............................................. 4-9
Flash-to-Pass............................................... 4-5
Highbeam On.............................................4-35
High/Low Beam Changer................................ 4-5
Oil Pressure...............................................4-34
On Reminder..............................................4-10
Passenger Airbag Status Indicator..................4-25
Safety Belt Reminders..................................4-22
Security.....................................................4-34
StabiliTrak
®Indicator....................................4-29
Tire Pressure..............................................4-30
Tow/Haul Mode...........................................4-35
Loading Your Vehicle.......................................5-19
Locking Rear Axle............................................ 5-8
Locks
Automatic Door Lock....................................3-11
Automatic Door Unlock.................................3-11
Cargo Door Relocking..................................3-10
Delayed Locking..........................................3-10
Door ........................................................... 3-9
7

OnStar, Privacy..............................................8-19
Outlet Adjustment............................................4-17
Outlets
Accessory Power.........................................4-14
Outside
Convex Mirror.............................................3-43
Heated Mirrors............................................3-44
Manual Mirrors............................................3-42
Power Mirrors.............................................3-43
Towing Mirrors............................................3-42
Owner Checks and Services.............................7-10
Owners, Canadian.............................................. iii
P
Paint, Damage..............................................6-108
Park
Shifting Into................................................3-37
Shifting Out of............................................3-38
Parking
Brake........................................................3-36
Over Things That Burn.................................3-39
Passenger Airbag Status Indicator.....................4-25
Passenger Sensing System..............................2-73
Passing.........................................................5-10
PASS-Key
®III+ Electronic Immobilizer...............3-20
PASS-Key®III+ Electronic Immobilizer
Operation...................................................3-20
Perchlorate Materials Requirements, California...... 6-4Power
Door Locks.................................................3-10
Retained Accessory (RAP)............................3-23
Seat............................................................ 2-3
Steering Fluid.............................................6-38
Windows....................................................3-17
Pregnancy, Using Safety Belts..........................2-29
Privacy..........................................................8-18
Navigation System.......................................8-20
OnStar.......................................................8-19
Radio Frequency Identification (RFID).............8-20
Program
Courtesy Transportation................................8-11
Programmable Automatic Door Locks.................3-10
Proposition 65 Warning, California....................... 6-4
R
Radio Frequency
Identification (RFID).....................................8-20
Statement...................................................8-20
Radio(s)........................................................4-62
Radios
Reception...................................................4-78
Setting the Clock.........................................4-60
Theft-Deterrent............................................4-77
Reading Lamps..............................................4-13
Rear Air Conditioning and Heating System.........4-18
9

Rear Axle......................................................6-50
Locking........................................................ 5-8
Rear Door Security Locks................................3-11
Rear Doors....................................................3-15
Rear Heating System......................................4-18
Rear Seat Operation......................................... 2-6
Rearview Mirrors.............................................3-42
Reclining Seatbacks.......................................... 2-4
Recommended Fluids and Lubricants.................7-12
Recreational Vehicle Towing.............................5-26
Reimbursement Program, GM Mobility................. 8-7
Remote Keyless Entry (RKE) System.................. 3-4
Remote Vehicle Start........................................ 3-7
Removing the Flat Tire and Installing the
Spare Tire..................................................6-90
Removing the Spare Tire and Tools...................6-87
Replacement Bulbs.........................................6-58
Replacement Parts
Maintenance...............................................7-14
Reporting Safety Defects
Canadian Government..................................8-16
General Motors...........................................8-16
U.S. Government.........................................8-16Restraint System Check
Checking the Restraint Systems....................2-80
Replacing Restraint System Parts After a
Crash.....................................................2-81
Retained Accessory Power (RAP)......................3-23
Roadside Assistance Program............................ 8-8
Rocking Your Vehicle to Get it Out....................5-19
Running the Vehicle While Parked.....................3-41
S
Safety Belts
Care of ....................................................6-104
Extender....................................................2-29
How to Wear Safety Belts Properly................2-15
Lap-Shoulder Belt........................................2-23
Reminders..................................................4-22
Safety Belts Are for Everyone.......................2-10
Use During Pregnancy.................................2-29
Safety Defects Reporting
Canadian Government..................................8-16
General Motors...........................................8-16
U.S. Government.........................................8-16
10