Chevrolet Silverado HD Overview Download Page 1 | Manualshive

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using Diesel exhaust

fluiD with the Duramax

6.6l turbo-Diesel

the most powerful Duramax Diesel ever

now runs cleaner too!

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Summary of Contents for Silverado HD

Page 1: ...using Diesel exhaust fluid with the duramax 6 6L turbo diesel the most powerful duramax diesel ever now runs cleaner too ...

Page 2: ... emission control technology reducing Nitrogen Oxide NOx emissions by a whopping 63 when compared to the 2010 model GM engineers determined the best way to accomplish this remarkable reduction of diesel emissions was to employ a Selective Catalytic Reduction SCR system that uses Diesel Exhaust Fluid DEF Table of Contents Reduced Tailpipe Emissions 2 Selective Catalytic Reduction SCR 3 Diesel Exhau...

Page 3: ... heat from the exhaust converts the DEF into ammonia When the ammonia mixed with exhaust gases reaches the SCR catalyst the NOx emissions are broken down The Diesel Particulate Filter DPF then captures soot to incinerate it during regeneration cycles Water vapor nitrogen and reduced emissions exit the exhaust system SCR DPF Exhaust Cooler Combined SCR and DPF ENGINE Exhaust Flow Diesel Oxidation C...

Page 4: ...ometers Since DEF usage is directly related to fuel consumption range will vary depending on driving conditions Purchasing DEF DEF is available at GM dealerships and most major truck stop chains GM DEF is available in a variety of package sizes to service both individual consumers and fleets including 1 and 2 5 gallon jugs 55 gallon drums and 330 gallon totes For your convenience listed below are ...

Page 5: ...not empty into drains dispose of this material and its container in accordance with all applicable local and national regulations Refilling Your DEF Tank DEF is stored in a 5 3 gallon tank located under the passenger side of the cab The DEF tank fill point is conveniently located under the hood along with other fluids that require periodic maintenance It s easily identified with a blue cap It is v...

Page 6: ...0 miles remaining range Additional messages that must be acknowledged alert the driver at the 300 mile LOW and 0 mile fluid ranges as the DEF tank gradually empties The fluid level in the DEF tank must be maintained for the vehicle to run correctly If the DEF tank is allowed to run empty the system will alert the driver If fluid is not added at the next vehicle start the vehicle speed will be limi...

Page 7: ...t replaced within 200 miles the vehicle speed will be limited to 55 mph at the next vehicle start If the system s warnings continue to be ignored vehicle speed will ultimately be limited to 4 mph in accordance with federal and state requirements Warranty Concerns System damage caused by using incorrect fluid is not eligible for warranty reimbursement Care should be taken to avoid introducing any c...

Page 8: ...ets including 1 and 2 5 gallon jugs 55 gallon drums and 330 gallon totes For your convenience listed below are the GM part numbers for the 1 and 2 5 gallon sizes 1 gallon part number is 88862659 2 5 gallon part number is 88863523 If you need assistance locating DEF the U S Department of Energy has a DEF locator on its website that is regularly updated afdc energy gov afdc locator def Q Where is th...

Page 9: ...heated to ensure adequate DEF delivery in cold weather The DEF thaws with no degradation Remember since this system was designed to operate in cold weather there is no impact on cold weather engine operation Q Does DEF expand when it freezes and if so how does it impact the tank A Yes DEF expands when it freezes The vehicle s DEF tank and all DEF packaging is designed to accommodate any expansion ...

Page 10: ...l never run into a situation where the truck will not start and drive However your speed may be limited see DEF levels portion of this brochure Q Can you mix fresh DEF with older DEF A Yes since adding new DEF does not change the mixture ratio you can mix the two together Q What will happen if some other type of liquid is poured into the DEF system A DEF is the only fluid approved and recommended ...

Page 11: ...w do you clean up DEF spilled on a vehicle A If you spill DEF on the vehicle while filling the tank wipe the surface with a damp cloth Q What should you do if DEF makes contact with your skin A Try to avoid prolonged or repeated contact with skin After handling DEF always wash your hands thoroughly with soap and water If irritation occurs flush exposed area with plenty of water for at least 15 min...

Page 12: ...pment specifications models and availability Since some information may have been updated since the time of printing please check with your Chevrolet dealer for complete details Copyright 2010 General Motors Company All Rights Reserved No portion of this work may be reproduced rebroadcast or redistributed in whole or in part without the express written permission of General Motors Company ...

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