
Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-9967827) - 2017 - crc - 5/2/16
Vehicle Care 287
Dinghy Towing
Caution
If the vehicle is towed with all four
wheels on the ground, the
drivetrain components could be
damaged. The repairs would not
be covered by the vehicle
warranty. Do not tow the vehicle
with all four wheels on the
ground.
The vehicle should not be towedwith all four wheels on the ground.
Dolly Towing
Rear Towing (Rear Wheels Off theGround)
To t o w t h e v e h i c l e f r o m t h e r e a r :
1. Attach the dolly to the towvehicle following the dollymanufacturer's instructions.
2. Drive the rear wheels onto thedolly.
3. Firmly set the parking brake.SeeParking Brake0189.
4. Put the transmission inP(Park).
5. Secure the vehicle to the dollyfollowing the manufacturer'sinstructions.
6. Use an adequate clampingdevice designed for towing toensure that the front wheelsare locked into the straightposition.
7. Turn the ignition to LOCK/OFF.
If the tow vehicle will not bestarted or driven for six weeksor more, remove the batterycable from the negativeterminal (post) of the battery toprevent the battery fromdraining while towing.

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-9967827) - 2017 - crc - 5/2/16
Vehicle Care 291
Caution (Continued)
or tires. When applying a tire
dressing, always wipe off any
overspray from all painted
surfaces on the vehicle.
Wheels and Trim—Aluminum
or Chrome
Use a soft, clean cloth with mildsoap and water to clean the wheels.After rinsing thoroughly with cleanwater, dry with a soft, clean towel.Awaxmaythenbeapplied.
Caution
Chrome wheels and other chrome
trim may be damaged if the
vehicle is not washed after driving
on roads that have been sprayed
with magnesium, calcium,
or sodium chloride. These
chlorides are used on roads for
conditions such as ice and dust.
Always wash the chrome with
soap and water after exposure.
Caution
To a v o i d s u r f a c e d a m a g e , d o n o t
use strong soaps, chemicals,
abrasive polishes, cleaners,
brushes, or cleaners that contain
acid on aluminum or
chrome-plated wheels. Use only
approved cleaners. Also, never
drive a vehicle with aluminum or
chrome-plated wheels through an
automatic car wash that uses
silicone carbide tire cleaning
brushes. Damage could occur
and the repairs would not be
covered by the vehicle warranty.
Brake System
Visually inspect brake lines andhoses for proper hook-up, binding,leaks, cracks, chafing, etc. Inspectdisc brake pads for wear and rotorsfor surface condition. Inspect drumbrake linings/shoes for wear orcracks. Inspect all other brake parts.
Steering, Suspension, and
Chassis Components
Visually inspect steering,suspension, and chassiscomponents for damaged, loose,or missing parts or signs of wear atleast once a year.
Inspect power steering for properattachment, connections, binding,leaks, cracks, chafing, etc.
Visually check constant velocity jointboots and axle seals for leaks.
Lubricate the upper and lowercontrol arm ball joints, at least everyother engine oil change.
Lubricate the tie rod ball joints, idlerarm pivot shaft bearings, idler armsocket, and pitman arm socket, atleast every other engine oil change.
Caution
Lubrication of applicable steering/
suspension points should not be
done unless the temperature is
✓12 °C (10 °F) or higher,
or damage could result.

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-9967827) - 2017 - crc - 5/2/16
302 Service and Maintenance
Special Application
Services
.Vehicles with Dual Wheels:Check dual wheel nut torque at160, 1 600, and 10 000 km (100,1,000, and 6,000 mi) of driving.Repeat this service whenever atire/wheel is serviced orremoved.
.Severe Commercial UseVehicles Only: Lubricate chassiscomponents every oil change.
.Have underbody flushing serviceperformed. See“UnderbodyMaintenance”inExteriorCare0288.
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.
.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.

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-9967827) - 2017 - crc - 5/2/16
Service and Maintenance 303
.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 andLubricants0305for 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
of leaking, blown seals,or damage, and can advisewhen service is needed.
Tires
Tires need to be properly inflated,rotated, and balanced. Maintainingthe tires can save money and fuel,and can reduce the risk of tirefailure.
.Signs that the tires need to bereplaced include three or morevisible treadwear indicators; cordor fabric showing through therubber; cracks or cuts in thetread or sidewall; or a bulge orsplit in the tire.
.Trained dealer technicians caninspect and recommend the righttires. Your dealer can alsoprovide tire/wheel balancingservices to ensure smoothvehicle operation at all speeds.Yo u r d e a l e r s e l l s a n d s e r v i c e sname brand tires.

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-9967827) - 2017 - crc - 5/2/16
304 Service and Maintenance
Vehicle Care
To h e l p k e e p t h e v e h i c l e l o o k i n g l i k enew, vehicle care products areavailable from your dealer. Forinformation on how to clean andprotect the vehicle’sinteriorandexterior, seeInterior Care0292andExterior Care0288.
Wheel Alignment
Wheel alignment is critical forensuring that the tires deliveroptimal wear and performance.
.Signs that the alignment mayneed to be adjusted includepulling, improper vehiclehandling, or unusual tire wear.
.Yo u r d e a l e r h a s t h e r e q u i r e dequipment to ensure properwheel alignment.
Windshield
For safety, appearance, and thebest viewing, keep the windshieldclean and clear.
.Signs of damage includescratches, cracks, and chips.
.Trained dealer technicians caninspect the windshield andrecommend proper replacementif needed.
Wiper Blades
Wiper blades need to be cleanedand kept in good condition toprovide a clear view.
.Signs of wear include streaking,skipping across the windshield,and worn or split rubber.
.Trained dealer technicians cancheck the wiper blades andreplace them when needed.

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-9967827) - 2017 - crc - 5/2/16
Service and Maintenance 305
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 themaintenance schedule 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, Parking BrakeCable GuidesChassis 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 Coolant0227.
Engine Oil Engine oil meeting the dexos1™specification of the proper SAE viscositygrade. ACDelco dexos1 Synthetic Blend is recommended. SeeEngineOil0219.
Front Wheel Bearings Wheel bearing lubricant meeting requirements of NLGI #2, Category GC orGC-LB (GM Part No. 1051344, in Canada 993037).
Hydraulic Brake System DOT 3 Hydraulic Brake Fluid (GM Part No. 19299818, inCanada 19299819).
Key Lock Cylinders, Hood Hinges Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, inCanada 10953474).
Power Steering System GM Power Steering Fluid (GM Part No. 19329450, in Canada 89021186).

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-9967827) - 2017 - crc - 5/2/16
306 Service and Maintenance
UsageFluid/Lubricant
Rear Axle (Dual Rear Wheels) SAE 75W-90 Synthetic Axle Lubricant (GM Part No. 88900401, inCanada 89021678).
Rear Axle (Single Rear Wheels) SAE 75W-85 Synthetic Axle Lubricant (GM Part No. 19300457, inCanada 19300458).
Weatherstrip Conditioning Weatherstrip Lubricant (GM Part No. 3634770, in Canada 10953518) orDielectric Silicone Grease (GM Part No. 12345579, in Canada 10953481).
Weatherstrip Squeaks Synthetic Grease with Teflon, Superlube (GM Part No. 12371287, inCanada 10953437).
Windshield Washer Automotive windshield washer fluid that meets regional freeze protectionrequirements.
Maintenance Replacement Parts
If the vehicle has the Duramax diesel engine, see the Duramax diesel supplement.
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 22909882 A3097C
Engine Oil Filter 19303975 PF48E
Spark Plugs 12621258 41-110
Wiper Blades–56.0 cm (22 in) 15214346—

Chevrolet Express Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-9967827) - 2017 - crc - 5/2/16
310 Technical Data
ApplicationCapacities
Metric English
Passenger and Cargo 117.3 L 31.0 gal
*4039mm(159in)wheelbaseor4496mm(177in)wheelbaseonly
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.
Engine Specifications
EngineVIN CodeTr a n s m i s s i o nSpark Plug Gap
4.8L V8FAutomatic0.95–1.10 mm (0.037–0.043 in)
6.0L V8GAutomatic0.95–1.10 mm (0.037–0.043 in)
6.0L V8 (Capable of Being Upfitfor Gaseous Fuel)BAutomatic0.95–1.10 mm (0.037–0.043 in)