On certain medium duty trucks equipped with zf model 8018 steering gears, the steering gear may have been produced incorrectly. a steering gear with this condition may produce the feeling of hitting a curb and a cracking or pinging sound when the steering wheel IS turned.
Risk and remedy
Risk
The steering wheel position may be off-center and increased effort may be required when turning, increasing the risk of a crash.
Remedy
Dealers will inspect for certain date codes and verify the mileage on steering gears and replace gears as necessary. the recall began on october 25, 2007. owners may contact chevrolet at 1-800-630-2438; GMC at 1-866-996-9463; or isuzu at 1-800-255-6727.
On certain straight towing or non-towing trucks equipped with bendix air brakes, the air brake park control valve may develop either an internal air leak or an air restriction. The park brake may not release or may release only partially.
Risk and remedy
Risk
If the vehicle IS on an uneven surface, the park brake may not hold the vehicle and could result in unintended vehicle movement and a vehicle crash. this condition does not affect normal service braking.
Remedy
Dealers will inspect and replace the external check valve on the air brake park control valve if the inspection determines the external check valve IS damaged, the air brake park control valve will be replaced and may require the replacement of an internal check valve in the air brake park control valve. remedy will be free of charge. the recall began on october 22, 2007. owners may contact gm at 1-800-862-4389 or isuzu at 1-800-255-6727.
Certain trucks fail to comply with the requirements of federal motor vehicle safety standard no. 121, "air brake systems." an internal control and check valve within the air brake application valve assembly was configured improperly, preventing air from flowing through the brake system as designed. in the event of an emergency stop, the vehicle's stopping…
Risk and remedy
Risk
If stopping distance was limited, a vehicle crash could result.
Remedy
Dealers will replace the air brake application valve assembly on c-series or reroute the air brake lines on t-series free of charge. the recall began on september 20, 2006. owners may contact chevrolet at 1-800-630-2438, GMC at 1-866-996-9463 and isuzu at 1-800-255-6727.
Certain medium duty trucks equipped SR-7 bendix brake valves, the check valve inside the valve cavity may not properly set, causing internal air leakage. if the check valve does not properly seat, the resulting leakage can cause a delay in the application of the spring brakes to park the vehicle after operator pulls the dash valve button.
Risk and remedy
Risk
The delayed parking brake application can occur without warning, leading to unintended vehicle rollaway increasing the risk of a crash.
Remedy
Dealers will inspect the valves and replace it free of charge. the recall began on july 31, 2006. owners may contact chevrolet at 1-800-630-2438, GMC at 1-866-996-9463, or isuzu at 1-800-255-6727.
Technical service bulletins and other communications the manufacturer sent dealers about this vehicle. Ask a dealer for the full document by its number.
11008956This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. and Canada Dealers Only).
11007208This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
11006621Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to updating affected modules (with some exceptions). The updating of modules is completed in parallel instead of the technician needing to update one module at a time. This allows a more streamlined approach for dealers and customers.
11006421GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities. The damage is being caused either in the removal process by the technician, or inadequate packaging or shipping. This bulletin advises the dealers to be more careful not to damage the transmissions during removal and to package the core properly for return.
11004761This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build-up.
11004557This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.
11001321This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
11000576This Warranty Administration bulletin provides retail and wholesale service personnel with the policies/procedures and the warranty transaction submission procedures that support the Personal Property Damage process.
11000162The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
11000158This service bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
10252735This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.
10251890This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build-up.
10251888This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
10250775This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system.
10250013High Voltage Safety ? High Voltage Disabling
10250012Duramax Diesel Glow Plugs Difficult to Install Due to Carbon Buildup - New Glow Plug Bore Reamer Available
10249590This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.
10249579This PI bulletin advises the technician on the proper way to install the pistons in an engine.
10249011This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage.
10248444Vehicle Recalls
10247716J-35616-64B Terminal Test Probe / Replacement Terminal / Terminated Lead.
10247681Information On Requests To Add OnStar Bluetooth Option.
10247552This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories.
10247063A/C Blows Warm Or Poor Performance.
10247061J-35616-64B Terminal Test Probe / Replacement Terminal / Terminated Lead.
10246963Changing Turn-By-Turn Voice Response To Metric Or English Units
10246499Duramax Diesel Glow Plugs Difficult to Install Due to Carbon Buildup - New Glow Plug Bore Reamer Available
10245951Canadian Customers Unable To Place Calls And Turn By Turn Inoperative In The United States.
10245950Canadian Customers Unable To Place Calls In The United States
10245804Aftermarket ALDL or DLC Interface Devices Causing Multiple Issues
10245771Proper Wheel Installation and Wheel Torque Techniques
10245770Proper Wheel Installation and Wheel Torque Techniques
10245395This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing vibration concerns.
10244274This service bulletin provides information about the Hunter wheel Road Force balancers that should be utilized for all repairs requiring balance and Road Force measurement.
10244214This informational bulletin provides information for the IPC odometer programming method quick reference guide.
10244200This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. and Canada Dealers Only).
10242843The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.
10242262This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
10240344This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
10239102The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
Every GMC Topkick model year
Bars are owner complaints, dots mark years with recalls. Select a year to open its report.