2004 CHEVROLET COLORADO Owners Manual

Notice:If the jumper cables are removed in the
wrong order, electrical shorting may occur and
damage the vehicle. The repairs would not be
covered by your warranty. Remove the jumper
cables in the correct order, making sure that the
cables do not touch each other or other metal.
A. Heavy, Unpainted Metal Engine Part
B. Good Battery
C. Dead BatteryTo disconnect the jumper cables from both vehicles, do
the following:
1. Disconnect the black negative (-) cable from the
vehicle that had the dead battery.
2. Disconnect the black negative (-) cable from the
vehicle with the good battery.
3. Disconnect the red positive (+) cable from the
vehicle with the good battery.
4. Disconnect the red positive (+) cable from the
other vehicle.
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Rear Axle
When to Check and Change Lubricant
It is not necessary to regularly check rear axle uid
unless you suspect there is a leak or you hear an
unusual noise. A uid loss could indicate a problem.
Have it inspected and repaired.
How to Check Lubricant
To get an accurate reading, the vehicle should be on a
level surface.
If the level is below the bottom of the ller plug hole,
you will need to add some lubricant. Add enough
lubricant to raise the level to the bottom of the ller
plug hole.
What to Use
SeeRecommended Fluids and Lubricants on page 6-12
to determine which kind of lubricant to use.
Four-Wheel Drive
Lubricant checks in this section also apply to these
vehicles. However, there are two additional systems that
need lubrication.
Transfer Case
When to Check Lubricant
Refer to the Maintenance Schedule to determine how
often to check the lubricant. SeeAdditional Required
Services on page 6-6.
How to Check Lubricant
To get and accurate reading, the vehicle should be on a
level service.
If the level is below the bottom of the ller plug hole, you’ll
need to add some lubricant. Remove the plug and add
enough lubricant to raise the level to the bottom of the
ller plug hole. Use care not to overtighten the plug.
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What to Use
Refer to the Maintenance Schedule to determine what
kind of lubricant to use. SeeRecommended Fluids
and Lubricants on page 6-12.
Front Axle
When to Check and Change Lubricant
It is not necessary to regularly check your front axle
uid unless you suspect there is a leak or you hear an
unusual noise. A uid loss could indicate a problem.
Have it inspected and repaired.
How to Check Lubricant
To get an accurate reading, the vehicle should be on a
level surface.
If the level is below the bottom of the ller plug hole,
you may need to add some lubricant.
When the differential is cold, add enough lubricant to
raise the level to 1/2 inch (12 mm) below the ller
plug hole.
When the differential is at operating temperature (warm),
add enough lubricant to raise the level to the bottom of
the ller plug hole.
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What to Use
SeeRecommended Fluids and Lubricants on page 6-12
to determine what kind of lubricant to use.
Bulb Replacement
SeeReplacement Bulbs on page 5-54for the proper
types of bulbs to use. For any bulb changing procedure
not listed in this section, contact your dealer’s
service department.
Halogen Bulbs
{CAUTION:
Halogen bulbs have pressurized gas inside and
can burst if you drop or scratch the bulb. You or
others could be injured. Be sure to read and
follow the instructions on the bulb package.
Headlamps
Composite Headlamp System
A. Low-Beam Headlamp
B. High-Beam Headlamp
To replace the bulbs, do the following:
1. Open and support the hood. SeeHood Release
on page 5-11.
2. Access the bulb/sockets from the
engine compartment.
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3. Turn the bulb socket counterclockwise and pull it
straight out of the headlamp housing.
4. Unplug the electrical connector from the old bulb.
5. Plug in the electrical connector to the new bulb. Use
care not to touch the new bulb with your bare hand
or anything damp or oily.
6. Place the connector with the new bulb into the
headlamp housing and turn it clockwise until it
is tight.
Sealed Beam Headlamps
To replace the headlamp capsule, do the following:
1. Remove the four retainer screws and the retainer.
2. Pull the headlamp capsule toward you and
unplug the electrical connector.
3. Plug the electrical connector into the new
headlamp capsule.
4. Reverse Steps 1 and 2 to reinstall the headlamp.
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Front Turn Signal, Sidemarker and
Daytime Running Lamps
1. Remove the turn signal/parking lamp/daytime
running lamp (DRL) assembly by pressing on the
release clip on the outboard side of the housing and
pulling the outboard end of the lamp toward you.
2. Pull the inboard side of the lamp out from the small
post in the grille.
3. Turn the bulb socket counterclockwise and remove
it from the lamp housing.
4. Remove the old bulb from the bulb socket.5. Insert the new bulb into the bulb socket.
6. Insert the bulb socket into the lamp housing and
turn it clockwise until it is tight.
7. Place the inboard end of the turn signal/parking
lamp/DRL housing over the small post in
the grille.
8. Align the release clip of the lamp assembly with the
square opening in the grille, and push the outboard
side of the lamp assembly in, until the release
clip snaps into place.
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Center High-Mounted
Stoplamp (CHMSL)
1. Remove the screws and lift off the lamp assembly.
2. Turn the bulb socket counterclockwise and
remove it from the housing.
3. Pull the bulb straight out of the socket.
4. Insert the new bulb into the socket and press it in
until tight.
5. Insert the bulb socket into the housing and turn
until tight.
6. Reinstall the lamp assembly and tighten the screws.
Taillamps, Turn Signal, Stoplamps
and Back-up Lamps
1. Open the tailgate. SeeTailgate on page 2-10.
2. Remove the two rear
lamp assembly screws
near the tailgate
latch and pull out the
lamp assembly.
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A. Stoplamp/Taillamp
B. Turn Signal
C. Back-up Lamp
3. 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 is tight.
6. Reinstall the rear lamp assembly and tighten
the screws.
7. Close the tailgate.Replacement Bulbs
Exterior Lamp Bulb Number
Center High-Mounted
Stoplamp (CHMSL)912
Headlamps, Composite
Low-Beam
High-Beam9006
9005
Headlamps, Sealed-Beam H6054
Park/ Front Turn Signal/Daytime
Running Lamps (DRL)3757A
Parking Lamps (Inboard) 3157A
Stoplamps, Rear Turn Signals,
Taillamps, and Back-Up Lamps3057
For any bulb not listed here, contact your dealer.
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