2017 CHEVROLET COLORADO engine

Chevrolet Colorado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-10122675) - 2017 - crc - 8/22/16
372 Service and Maintenance
(3)Visually check all fuel and vaporlines and hoses for properattachment, connection, routing, andcondition.
(4)Do not directly power wash thetransfer case and/or front/rear axleoutput seals. High pressure watercan overcome the seals andcontaminate the transfer case fluid.Contaminated fluid will decrease thelife of the transfer case and/or axlesand should be replaced.
(5)Or every five years, whichevercomes first. SeeCoolingSystem0292.
(6)Or every 10 years, whichevercomes first. Inspect for fraying,excessive cracking, or damage;replace, if needed.
(7)Replace brake/clutch fluid everyfive years. SeeBrake Fluid0299.
Special Application
Services
.Severe Commercial UseVehicles Only: Lubricate chassiscomponents every oil change.
.Have underbody flushing serviceperformed. See "UnderbodyMaintenance" inExteriorCare0356.
Additional
Maintenance and Care
Yo u r v e h i c l e i s a n i m p o r t a n tinvestment and caring for it properlymay help to avoid future costlyrepairs. To maintain vehicleperformance, additionalmaintenance services may berequired.
It is recommended that your dealerperform these services—theirtrained dealer technicians knowyour vehicle best. Your dealer canalso perform a thoroughassessment with a multi-pointinspection to recommend when yourvehicle may need attention.
The following list is intended toexplain the services and conditionsto look for that may indicateservices are required.
Battery
The 12-volt battery supplies powerto start the engine and operate anyadditional electrical accessories.

Chevrolet Colorado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-10122675) - 2017 - crc - 8/22/16
Service and Maintenance 373
.To a v o i d b r e a k - d o w n o r f a i l u r e t ostart the vehicle, maintain abattery with full cranking power.
.Trained dealer technicians havethe diagnostic equipment to testthe battery and ensure that theconnections and cables arecorrosion-free.
Belts
.Belts may need replacing if theysqueak or show signs ofcracking or splitting.
.Trained dealer technicians haveaccess to tools and equipmentto inspect the belts andrecommend adjustment orreplacement when necessary.
Brakes
Brakes stop the vehicle and arecrucial to safe driving.
.Signs of brake wear may includechirping, grinding, or squealingnoises, or difficulty stopping.
.Trained dealer technicians haveaccess to tools and equipmentto inspect the brakes andrecommend quality partsengineered for the vehicle.
Fluids
Proper fluid levels and approvedfluids protect the vehicle’ssystemsand components. SeeRecommended Fluids andLubricants0375for GM approvedfluids.
.Engine oil and windshieldwasher fluid levels should bechecked at every fuel fill.
.Instrument cluster lights maycome on to indicate that fluidsmay be low and need to befilled.
Hoses
Hoses transport fluids and shouldbe regularly inspected to ensurethat there are no cracks or leaks.With a multi-point inspection, yourdealer can inspect the hoses andadvise if replacement is needed.
Lamps
Properly working headlamps,taillamps, and brake lamps areimportant to see and be seen onthe road.
.Signs that the headlamps needattention include dimming, failureto light, cracking, or damage.The brake lamps need to bechecked periodically to ensurethat they light when braking.
.With a multi-point inspection,your dealer can check the lampsand note any concerns.
Shocks and Struts
Shocks and struts help aid in controlfor a smoother ride.
.Signs of wear may includesteering wheel vibration, bounce/sway while braking, longerstopping distance, or uneventire wear.
.As part of the multi-pointinspection, trained dealertechnicians can visually inspectthe shocks and struts for signs

Chevrolet Colorado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-10122675) - 2017 - crc - 8/22/16
Service and Maintenance 375
Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
This maintenance section applies to vehicles with a gasoline engine. If the vehicle has a diesel engine, see therecommended fluids and lubricants section in the Duramax diesel supplement.
Fluids and lubricants identified below by name, part number, or specification can be obtained from your dealer.
Usage Fluid/Lubricant
Automatic Transmission DEXRON®-VI Automatic Transmission Fluid.
Chassis Lubrication Chassis Lubricant (GM Part No. 12377985, in Canada 88901242) orlubricant meeting requirements of NLGI #2, Category LB or GC-LB.
Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL®coolant.SeeEngine Coolant0294.
Engine Oil Engine oil meeting the dexos1™specification of the proper SAE viscositygrade. ACDelco dexos1 Synthetic Blend is recommended. SeeEngineOil0286.
Floor Shift Linkage Lubriplate Lubricant Aerosol (GM Part No. 89021668, in Canada 89021674)or lubricant meeting requirements of NLGI #2 Category LB or GC-LB.
Front (If Equipped With Four-WheelDrive) and Rear AxleSAE 75W-90 Axle Lubricant (GM Part No. 88863089, inCanada 88863090).
Hydraulic Brake/Clutch System DOT 3 Hydraulic Brake Fluid (GM Part No. 19299818, inCanada 19299819).

Chevrolet Colorado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-10122675) - 2017 - crc - 8/22/16
Service and Maintenance 377
Maintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can be obtained from your dealer.
Part GM Part Number ACDelco Part Number
Engine Air Cleaner/Filter 94775933 A3195C
Oil Filter
2.5L L4 12640445 PF64
3.6L V6 55594651 PF2257G
Passenger Compartment Air Filter 23135671 CF196
Spark Plugs
2.5L L4 12627160 41-115
3.6L V6 12646780 41-130
Wiper Blades
Driver Side–55 cm (21.7 in) 23117447—
Passenger Side–45 cm (17.7 in) 23117448—

Chevrolet Colorado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-10122675) - 2017 - crc - 8/22/16
Technical Data 379
Technical Data
Vehicle Identification
Vehicle IdentificationNumber (VIN) . . . . . . . . . . . . . . . 379Service Parts IdentificationLabel . . . . . . . . . . . . . . . . . . . . . . . . 379
Vehicle Data
Capacities andSpecifications . . . . . . . . . . . . . . . 380Engine Drive Belt Routing . . . . 382
Vehicle Identification
Vehicle Identification
Number (VIN)
This legal identifier is in the frontcorner of the instrument panel, onthe driver side of the vehicle. It canbe seen through the windshield fromoutside. The Vehicle IdentificationNumber (VIN) also appears on theVehicle Certification and ServiceParts labels and certificates of titleand registration.
Engine Identification
The eighth character in the VIN isthe engine code. This codeidentifies the vehicle's engine,specifications, and replacementparts. See“Engine Specifications”underCapacities and Specifications0380for the vehicle's engine code.
Service Parts
Identification Label
This label, on the inside of the glovebox, has the following information:
.Vehicle IdentificationNumber (VIN).
.Model designation.
.Paint information.
.Production options and specialequipment.
Do not remove this label from thevehicle.

Chevrolet Colorado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-10122675) - 2017 - crc - 8/22/16
380 Technical Data
Vehicle Data
Capacities and Specifications
The following approximate capacities are given in metric and English conversions. SeeRecommended Fluids andLubricants0375.
ApplicationCapacities
Metric English
Air Conditioning Refrigerant For the air conditioning system refrigerant type andcharge amount, see the refrigerant label under thehood. See your dealer for more information.
Cooling System
2.5L L4 9.1 L 9.6 qt
3.6L V6 12.4 L 13.1 qt
Engine Oil with Filter
2.5L L4 4.7 L 5.0 qt
3.6L V6 5.7 L 6.0 qt
Fuel Tank 80 L 21 gal
Transfer Case Fluid 1.9 L 2.0 qt
Wheel Nut Torque 190Y140 lb ft
All capacities are approximate. When adding, be sure to fill to the approximate level, as recommended in thismanual. Recheck fluid level after filling.

Chevrolet Colorado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-10122675) - 2017 - crc - 8/22/16
Technical Data 381
Engine Specifications
EngineVIN CodeSpark Plug Gap
2.5L L4A0.95–1.10mm (0.037–0.043 in)
3.6L V6N0.80–0.90mm (0.031–0.035 in)

Chevrolet Colorado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-10122675) - 2017 - crc - 8/22/16
382 Technical Data
Engine Drive Belt Routing
L4 Engines
V6 Engines
If the vehicle has a diesel engine,see the Duramax dieselsupplement.