key GMC ENVOY XL 2004 Workshop Manual

Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn
the ignition key to LOCK in each shift lever position.
The key should turn to LOCK only when the
shift lever is in PARK (P).
The key should come out only in LOCK.
Contact your GM Goodwrench dealer if service is
required.
Parking Brake and Automatic
Transmission Park (P) Mechanism Check
{CAUTION:
When you are doing this check, your vehicle
could begin to move. You or others could
be injured and property could be damaged.
Make sure there is room in front of your
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 transmission in NEUTRAL (N),
slowly remove foot pressure from the regular brake
pedal. Do this until the vehicle is held by the parking
brake only.
To check the PARK (P) mechanism’s holding ability:
With the engine running, shift to PARK (P). Then
release the parking brake followed by the regular
brake.
Contact your GM Goodwrench dealer if service is
required.
Underbody Flushing Service
At least every spring, use plain water to ush any
corrosive materials from the underbody. Take care to
clean thoroughly any areas where mud and other
debris can collect.
6-12

Recommended Fluids and
Lubricants
Fluids and lubricants identied below by name, part
number or specication may be obtained from your
dealer.
Usage Fluid/Lubricant
Engine OilEngine oil which meets GM Standard
GM6094M and displays the
American Petroleum Institute
Certied for Gasoline Engines
starburst symbol. GM Goodwrench
oil meets all the requirements for your
vehicle. To determine the proper
viscosity for your vehicle’s engine,
seeEngine Oil on page 5-16.
Engine Coolant50/50 mixture of clean, drinkable
water and use only DEX-COOL
®
Coolant. SeeEngine Coolant on
page 5-24.
Hydraulic Brake
SystemDelco Supreme 11 Brake Fluid or
equivalent DOT-3 brake uid.
Windshield
Washer SolventGM Optikleen
®Washer Solvent.
Usage Fluid/Lubricant
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
®-III 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.
Front and
Rear AxleSAE 75W-90 Synthetic Axle
Lubricant (GM Part No. U.S.
12378261, in Canada 10953455)
meeting GM Specication 9986115.
6-13

Roadside Assistance Program
Security While You Travel
1-800-GMC-8782 (1-800-462-8782, Roadside
Assistance prompt)
As the proud owner of a new GMC vehicle, you are
automatically enrolled in the GMC Roadside Assistance
program. This value-added service is intended to
provide you with peace of mind as you drive in the city
or travel the open road. GMC’s Roadside Assistance
toll-free number is staffed by courteous and capable
Roadside Assistance Representatives who are available
24 hours a day, 365 days a year.
We will provide the following services during the
Bumper-to-Bumper warranty period, at no expense
to you:
Fuel Delivery:Delivery of enough fuel
($5 maximum) for the customer to get to the
nearest service station.
Lock-out Service (identication required):
Replacement keys or locksmith service will
be covered at no charge if you are unable to gain
entry into your vehicle. Delivery of the replacement
key will be covered within 10 miles.
Emergency Tow:Tow to the nearest dealership for
warranty service or in the event of a vehicle-disabling
accident. Assistance when the vehicle is mired in
sand, mud or snow.
Flat Tire Change:Installation of a spare tire will be
covered at no charge. (The customer is responsible
for the repair or replacement of the tire if not covered
by a warrantable failure.)
Jump Start:No-start occurrences which require a
battery jump start will be covered at no charge.
Dealer Locator Service
Trip Routing:Your Roadside Assistance
Representative can provide you with specic
information regarding this feature.
Trip Interruption Expense Benets:Your
Roadside Assistance Representative can provide
you with specic information regarding this feature.
In many instances, mechanical failures are covered
under GMC’s Bumper-to-Bumper warranty. However,
when other services are utilized, our Roadside
Assistance Representatives will explain any payment
obligations you might incur.
7-7

Ination - Tire Pressure...................................5-64
Instrument Panel
Cluster.......................................................3-36
Overview..................................................... 3-4
Instrument Panel Brightness.............................3-18
Interior Lamps................................................3-18
J
Jump Starting.................................................5-43
K
Keyless Entry System....................................... 2-5
Keys............................................................... 2-3
L
Lamps
Exterior......................................................3-16
Interior.......................................................3-18
Lamps On Reminder.......................................3-17
Lap-Shoulder Belt...................................1-14, 1-22
LATCH System
Child Restraints...........................................1-40
Securing a Child Restraint Designed
or the LATCH System...............................1-42Leaving Your Vehicle.......................................2-13
Leaving Your Vehicle With the Engine
Running.....................................................2-32
LEFT REAR DOOR AJAR................................3-63
Liftgate Release..............................................2-14
Liftgate/Liftglass..............................................2-14
Liftglass/Liftgate..............................................2-14
Light
Air Bag Readiness.......................................3-38
Anti-Lock Brake System Warning...................3-42
Brake System Warning.................................3-40
Change Engine Oil......................................3-47
Charging System.........................................3-39
Check Gages Warning.................................3-49
Cruise Control.............................................3-48
Gate Ajar...................................................3-49
Low Fuel Warning.......................................3-50
Malfunction Indicator....................................3-43
Reduced Engine Power................................3-48
Safety Belt Reminder...................................3-38
Security.....................................................3-47
Service Four-Wheel-Drive Warning Light.........3-48
Lighted Visor Vanity Mirror...............................2-17
Listening to a DVD................................3-91, 3-105
Loading Your Vehicle.......................................4-49
Loading Your Vehicle for Off-Road Driving..........4-17
Locking Rear Axle...........................................4-11
Lockout Protection..........................................2-13
8

Power Steering...............................................4-11
Programmable Automatic Door Locks.................2-10
Programmable Locking Feature.........................2-11
Programmable Unlocking Feature......................2-12
Programming the HomeLink
®Transmitter...........2-43
Q
Questions and Answers About Safety Belts.........1-13
R
Radiator Pressure Cap....................................5-27
Radio Data System (RDS)...............3-65, 3-76, 3-92
Radio Messages.....................................3-71, 3-83
Radios..........................................................3-64
Care of Your Cassette Tape Player...............3-121
Care of Your CD and DVD Player................3-122
Care of Your CDs and DVDs.......................3-122
Navigation/Radio System.............................3-106
Radio Personalization.................................3-119
Radio with Cassette and CD.........................3-76
Radio with CD............................................3-65
Radio with Six-Disc CD................................3-92
Rear Seat Audio........................................3-117
Setting the Time..........................................3-64
Theft-Deterrent..........................................3-119
Understanding Reception............................3-120Rainsense™ Wipers........................................3-10
RDS Messages..............................3-70, 3-82, 3-97
Reading Lamps..............................................3-20
REAR ACCESS OPEN....................................3-62
Rear Axle......................................................5-48
Locking......................................................4-11
Rear Climate Control System............................3-31
Rear Compartment Storage Panel/Cover............2-49
Rear Door Security Locks................................2-13
Rear Floor Storage Lid....................................2-51
Rear Safety Belt Comfort Guides......................1-24
Rear Seat Audio (RSA)..................................3-117
Rear Seat Entertainment System.....................3-106
Rear Seat Operation......................................... 1-5
Rear Seat Passenger Positions.........................1-21
Rear Seat Passengers, Safety Belts..................1-21
Rear Seats (Envoy XL)..................................... 1-7
Rear Storage Area..........................................2-49
Rear Underseat Fuse Block............................5-104
Rear Window Defogger............................3-24, 3-29
Rearview Mirror, Automatic Dimming
with OnStar
®and Compass..........................2-36
Reclining Seatbacks, Power............................... 1-4
Recommended Fluids and Lubricants.................6-13
Recreational Vehicle Towing.............................4-45
Reduced Engine Power Light............................3-48
Remote Control.............................................3-112
Remote Keyless Entry System............................ 2-5
Remote Keyless Entry System, Operation............ 2-6
11