Workshop Repair and Service Manuals GMC SIERRA
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Vehicle - General

Special Application Services      Severe Commercial Use Vehicles Only: Lubricate chassis components every 5 000 km/3,000mi.Have underbody flushing service performed once a year. For Pickups Replace the fuel filter when the CHANGE FUEL FILTER message in the...
Maintenance Replacement Parts      Replacement parts identified below by name, part number, orspecification can be obtained from your dealer. Part GM Part Number ACDelco Part Number Engine Air Cleaner/Filter Standard Filter 15908916* A3086C*...
GM Oil Life System Resetting      When to Change Engine Oil This vehicle has a computer system that indicates when tochange the engine oil and filter. This is based on enginerevolutions and engine temperature, and not on mileage. Based ondriving conditions,...
E85 or FlexFuel      Vehicles with a yellow fuel cap can use either unleaded gasoline or ethanol fuel containingup to 85% ethanol (E85). SeeE85 or FlexFuel. For all other vehicles, use only the unleaded gasoline described underRecommended Fuel.
Engine Oil Life System      The engine oil life system calculates engine oil life based on vehicle use and, onmost vehicles, displays a DIC message when it is necessary to change the engine oiland filter. The oil life system should be reset to 100% only...
Recommended Fluids and Lubricants      Fluids identified below are specific to the hybrid vehicle and can be obtained fromyour dealer. See the owner manual for the other fluids and lubricants recommendedfor the vehicle. Usage Fluid/Lubricant Drive...
Inspection Maintenance System Check      Refer to the appropriate diagnostic procedure below for thevehicle being serviced. Inspection/Maintenance System Checkfor the 4.3L engineInspection/Maintenance System Checkfor the 4.8L, 5.3L, 6.0L,6.2L or 7.0L...
Roadside Assistance Program      U.S.: 1-888-881-3302 TTY Users (U.S. Only): 1-888-889-2438 Canada: 1-800-268-6800 Mexico: 01-800-466-0801 As the owner of a new GMC, you are automatically enrolled in the Roadside Assistanceprogram. SeeRoadside Assistance...
Recommended Fluids and Lubricants      Fluids and lubricants identified below by name, part number, or specification canbe obtained from your dealer. Usage Fluid/Lubricant Engine Oil Engine oils with the letters CJ-4 are required for your vehicle. The...
General Information      This maintenance section applies to vehicles with a dieselengine. For gasoline engine vehicles, see the maintenance schedulesection in the owner manual. Your vehicle is an important investment. This sectiondescribes the...
Metal Panel Bonding      This is intended to provide general guidelines for adhesivebonding of exterior panels as an alternative to Metal-Inert Gas(MIG) welding. Panel bonding may be seen as an alternative to MIGwelding to provide full panel...
Maintenance Records      After the scheduled services are performed, record the date,odometer reading, who performed the service, and the type ofservices performed in the boxes provided. Retain all maintenancereceipts. Date Odometer Reading...
Diesel Particulate Filter      The vehicle has a Diesel Particulate Filter (DPF) as part of the exhaust system toreduce vehicle emissions. The DPF requires a unique exhaust tailpipe with an exhaustcooler. The exhaust cooler mixes air with the exhaust to...
Driving for Better Fuel Economy      Driving habits can affect fuel mileage. Here are some driving tips to get the bestfuel economy possible. Avoid fast starts and accelerate smoothly.Brake gradually and avoid abrupt stops.Avoid idling the engine for long periods...
Engine Power Messages      ENGINE POWER IS REDUCED A computer monitors the operation of the engine. If the ENGINE POWER IS REDUCED messagecomes on while driving, there will be a reduction in performance and acceleration.You should take the vehicle in...
Maintenance Items      The Normal Maintenance Replacement Parts information willonly be found in the Owner's Manual. Refer to the MaintenanceSchedule subsection of the Owner's Manual. You may be able to use the Search information function usingthe...
Doing Your Own Service Work      If the vehicle is a hybrid, see the hybrid supplement for more information. Warning:It can be dangerous to work on your vehicle if you do not have the proper knowledge,service manual, tools, or parts. Always follow owner...
General Information      Your vehicle is an important investment. This sectiondescribes the required maintenance for the vehicle. Follow thisschedule to help protect against major repair expenses resultingfrom neglect or inadequate maintenance. It may...
Diesel Exhaust Fluid      Diesel Exhaust Fluid (DEF) is used with diesel engines to reduce the amount of regulatedemissions produced. The DEF system must be maintained for the vehicle to run properly. Locating Diesel Exhaust Fluid DEF can be...
Special Application Services      Vehicles with Dual Wheels: Check dual wheel nut torque at 160, 1-600 and 10-000 km(100, 1,000 and 6,000 mi) of driving. Repeat this service whenever a tire/wheel isserviced or removed.Severe Commercial Use Vehicles Only:...