
Black plate (38,1)Chevrolet Colorado Owner Manual - 2011
10-38 Vehicle Care
To replace one of these bulbs:
1. Open the tailgate. SeeTailgate
on page 2‑7.
2. Remove the two rear lamp assembly screws near the
tailgate latch.
3. Pull the lamp assembly away from the vehicle.
4. Turn the bulb socket counterclockwise to remove it
from the taillamp assembly. 5. Holding the socket, pull the old
bulb straight out to release it
from the socket.
6. Push the new bulb straight into the socket until it clicks.
7. Insert the bulb socket into the taillamp assembly and turn it
clockwise to secure.
8. Reinstall the taillamp assembly and tighten the screws.
Center High-Mounted
Stoplamp (CHMSL)
To replace the CHMSL bulb:
1. Remove the two screws and liftoff the lamp assembly from the
vehicle.
2. Turn the bulb socketcounterclockwise and remove it
from the lamp assembly.
3. Holding the socket, pull the bulb to release it from the socket.
4. Push the new bulb into the socket until it clicks.
5. Insert the bulb socket into the lamp assembly and turn it
clockwise to secure.
6. Reinstall the lamp assembly and tighten the screws. 

Black plate (3,1)Chevrolet Colorado Owner Manual - 2011
Service and Maintenance 11-3
life system whenever the oil is
changed. SeeEngine Oil Life
System on page 10‑12.
Every Engine Oil Change
.Change engine oil and filter.
Reset oil life system. See
Engine Oil on page 10‑9 and
Engine Oil Life System on
page 10‑12. An Emission
Control Service.
.Engine coolant level check. See
Engine Coolant on page 10‑19.
.Engine cooling system
inspection. Visual inspection of
hoses, pipes, fittings, and
clamps and replacement,
if needed.
.Windshield washer fluid level
check. See Washer Fluid on
page 10‑26.
.Windshield wiper blade
inspection for wear, cracking,
or contamination and windshield
and wiper blade cleaning,
if contaminated. See Exterior
Care on page 10‑95. Worn or damaged wiper blade
replacement. See
Wiper Blade
Replacement on page 10‑34.
.Tire inflation pressures check.
See Tire Pressure on
page 10‑53.
.Tire wear inspection. See Tire
Inspection on page 10‑59.
.Rotate tires if necessary. See
Tire Rotation on page 10‑60.
.Fluids visual leak check (or
every 12 months, whichever
occurs first). A leak in any
system must be repaired and the
fluid level checked.
.Engine air cleaner filter
inspection. See Engine Air
Cleaner/Filter on page 10‑17.
.Brake system inspection (or
every 12 months, whichever
occurs first).
.Steering and suspension
inspection. Visual inspection for
damaged, loose, or missing
parts or signs of wear.
.Body hinges and latches, key
lock cylinders, and folding seat
hardware lubrication. Lubricate
hood safety lever pivot and prop
rod pivot and tailgate latch bolt,
handle assembly pivot points,
and hinges. See Recommended
Fluids and Lubricants on
page 11‑6. More frequent
lubrication may be required
when the 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. See Safety System
Check on page 3‑24.
.Fuel system inspection for
damage or leaks.
.Exhaust system and nearby heat
shields inspection for loose or
damaged components. 

Black plate (8,1)Chevrolet Colorado Owner Manual - 2011
11-8 Service and Maintenance
UsageFluid/Lubricant
Outer Tailgate Handle Pivot Points and Hinges Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in
Canada 10953474).
Weatherstrip Conditioning Weatherstrip Lubricant (GM Part No. 3634770, in Canada 10953518) or
Dielectric Silicone Grease (GM Part No. 12345579, in Canada 992887).
Weatherstrip Squeaks Synthetic Grease with Teflon, Superlube (GM Part No. 12371287, in
Canada 10953437). 

Black plate (2,1)Chevrolet Colorado Owner Manual - 2011
i-2 INDEX
B
Battery . . . . . . . . . . . . . . . . . . . . . . . 10-30Jump Starting . . . . . . . . . . . . . . . 10-86
Load Management . . . . . . . . . . . . . 6-6
Power Protection . . . . . . . . . . . . . . 6-6
Voltage and ChargingMessages . . . . . . . . . . . . . . . . . . . 5-23
Blade Replacement, Wiper . . . 10-34
Bluetooth . . . . . . . . . . . . . . . . . . . . . . 7-20
Brake System Warning Light . . . 5-15
Brakes . . . . . . . . . . . . . . . . . . . . . . . . 10-27 Antilock . . . . . . . . . . . . . . . . . . . . . . . 9-43
Assist . . . . . . . . . . . . . . . . . . . . . . . . . 9-45
Fluid . . . . . . . . . . . . . . . . . . . . . . . . 10-28
Parking . . . . . . . . . . . . . . . . . . . . . . . 9-44
System Messages . . . . . . . . . . . . 5-23
Braking . . . . . . . . . . . . . . . . . . . . . . . . . 9-3
Break-In, New Vehicle . . . . . . . . . 9-26
Bulb Replacement . . . . . . . . . . . . 10-39 Center High-Mounted
Stoplamp (CHMSL) . . . . . . . 10-38
Fog Lamps . . . . . . . . . . . . . . . . . . . . 6-4
Front Turn Signal, Parking, Sidemarker,
and Daytime Running
Lamps (DRL) . . . . . . . . . . . . . . 10-37 Bulb Replacement (cont.)
Halogen Bulbs . . . . . . . . . . . . . . 10-36
Headlamp Aiming . . . . . . . . . . . 10-35
Headlamps . . . . . . . . . . . . . . . . . 10-36
License Plate Lamps . . . . . . . 10-39
Taillamps, Turn Signal,
Stoplamps, and
Back-Up Lamps . . . . . . . . . . . 10-37
Buying New Tires . . . . . . . . . . . . . 10-62
C
Calibration . . . . . . . . . . . . . . . . . . . . . . 5-3
California
Fuel Requirements . . . . . . . . . . . 9-52
Perchlorate MaterialsRequirements . . . . . . . . . . . . . . . 10-3
Warning . . . . . . . . . . . . . . . . . . . . . . 10-3
Canadian Vehicle Owners . . . . . . . . iii
Capacities and Specifications . . . . . . . . . . . . . . . . 12-2
Carbon Monoxide Engine Exhaust . . . . . . . . . . . . . . . 9-33
Tailgate . . . . . . . . . . . . . . . . . . . . . . . . 2-7
Winter Driving . . . . . . . . . . . . . . . . 9-17 Cautions, Danger, and
Warnings . . . . . . . . . . . . . . . . . . . . . . . . iv
CD Player . . . . . . . . . . . . . . . . . . . . . 7-14
Center Console Storage . . . . . . . . 4-3
Center High-Mounted Stoplamp (CHMSL) . . . . . . . . . 10-38
Chains, Tire . . . . . . . . . . . . . . . . . . 10-68
Charging
System Light . . . . . . . . . . . . . . . . . 5-12
Check Engine Light . . . . . . . . . . . . . . . . . . 5-12
Ignition
Transmission Lock . . . . . . . . 10-33
Child Restraints Infants and YoungChildren . . . . . . . . . . . . . . . . . . . . . 3-41
Lower Anchors and Tethers for Children . . . . . . . . . 3-47
Older Children . . . . . . . . . . . . . . . . 3-39
Securing . . . . . . . . . . . . . . . . 3-58, 3-60
Systems . . . . . . . . . . . . . . . . . . . . . . 3-44
Cigarette Lighter . . . . . . . . . . . . . . . . 5-5
Circuit Breakers . . . . . . . . . . . . . . 10-40 

Black plate (11,1)Chevrolet Colorado Owner Manual - 2011
INDEX i-11
T
Tachometer . . . . . . . . . . . . . . . . . . . . . 5-8
Tailgate . . . . . . . . . . . . . . . . . . . . . . . . . 2-7
TaillampsBulb Replacement . . . . . . . . . . 10-37
Text Telephone (TTY) Users . . . 13-6
Theft-Deterrent Systems . . . . . . . . . . . . . . . 2-10, 2-12
Immobilizer . . . . . . . . . . . . . . . . . . . 2-10
Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-4
Tires Buying New Tires . . . . . . . . . . . 10-62
Chains . . . . . . . . . . . . . . . . . . . . . . 10-68
Changing . . . . . . . . . . . . . . . . . . . 10-71
Compact Spare . . . . . . . . . . . . . 10-84
Designations . . . . . . . . . . . . . . . 10-49
Different Size . . . . . . . . . . . . . . . 10-64
Full-Size Spare . . . . . . . . . . . . . 10-85
If a Tire Goes Flat . . . . . . . . . . 10-69
Inflation Monitor System . . . . 10-56 Tires (cont.)
Inspection . . . . . . . . . . . . . . . . . . 10-59
Messages . . . . . . . . . . . . . . . . . . . . 5-26
Pressure . . . . . . . . . . . . . . . . . . . . 10-54
Pressure Light . . . . . . . . . . . . . . . . 5-17
Pressure Monitor System . . . 10-55
Rotation . . . . . . . . . . . . . . . . . . . . 10-60
Secondary Latch System . . . 10-82
Sidewall Labeling . . . . . . . . . . . 10-47
Terminology and
Definitions . . . . . . . . . . . . . . . . . 10-50
Uniform Tire Quality Grading . . . . . . . . . . . . . . . . . . . 10-64
Wheel Alignment and Tire
Balance . . . . . . . . . . . . . . . . . . . 10-66
Wheel Replacement . . . . . . . . 10-66
When It Is Time for New Tires . . . . . . . . . . . . . . . . . . . . . . 10-61
Towing Driving Characteristics . . . . . . . . 9-56
Equipment . . . . . . . . . . . . . . . . . . . . 9-65
General Information . . . . . . . . . . 9-56
Recreational Vehicle . . . . . . . . 10-90
Trailer . . . . . . . . . . . . . . . . . . . . . . . . 9-60
Vehicle . . . . . . . . . . . . . . . . . . . . . 10-90 Traction
Control System (TCS) . . . . . . . . 9-46
Control System (TCS)/
StabiliTrak
®Light . . . . . . . . . . . . 5-17
Limited-Slip Rear Axle . . . . . . . . 9-48
Trailer Towing . . . . . . . . . . . . . . . . . 9-60
Transfer Case . . . . . . . . . . . . . . . . . 9-39
Transmission Automatic . . . . . . . . . . . . . . . . . . . . . 9-35
Fluid, Automatic . . . . . . . . . . . . 10-13
Fluid, Manual . . . . . . . . . . . . . . . 10-16
Messages . . . . . . . . . . . . . . . . . . . . 5-26
Transportation Program, Courtesy . . . . . . . . . . . . . . . . . . . . 13-10
Trip Odometer . . . . . . . . . . . . . . . . . . 5-8
Truck-Camper Loading Information . . . . . . . . . . . . . . . . . . . 9-26
Turn and Lane-Change Signals . . . . . . . . . . . . . . . . . . . . . . . . 6-4
Turn Signal Bulb Replacement . . . . . . . . . . 10-37