2005 GMC T Series

Service bulletins

Technical service bulletins and other communications the manufacturer sent dealers about this vehicle. Ask a dealer for the full document by its number.

• 10118634This warranty administration bulletin provides information on the change in automatic transmission add conditions documentation and claim submissions
• 10114474This Preliminary Information communication provides information to the technician about connectivity concerns when connecting an Apple device via USB cord. Technician should insure the customer is using an original equipment manufacturer Apple USB cable.
• 10114470This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Technician will need to call General Motors Technical Assistance Center with the scan tool data from the OnStar system.
• 10114431This Preliminary Information communication provides information to the technician about vehicles that may have an issue when using Bluetooth voice recognition with an iPhone. Technician should work with the customer to insure the phone contacts to not have any Emojis loaded to any contact.
• 10114408This Preliminary Information communication provides information to the technician about vehicles that are travelling from Canada to the United States. While in the United States they are unable to receive Turn-by-Turn directions. Due to the existing cellular provider not having roaming agreements in areas outside of Canada to support transmitting of the packet data required for Turn-By-Turn feature to operate. The customer has 3 options while traveling through the United Sates. First if the vehicle is equipped with a navigation radio they can request a "Destination Download" to the vehicle. Second if the customer uses the OnStar RemoteLink app they can send the directions to the vehicle. The third option would be to have the vehicle loaded with a "500 phone number" The customer will no longer be able to use their Hands Free Calling minutes when the new 500 phone number is loaded. If a customer chooses to restore Hands Free Calling in the future a new phone number will be assigned to the vehicle; previous phone numbers are not available.
• 10114352This 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.
• 10114343This Preliminary Information communication provides information to the technician the steps needed to diagnose and repair the vehicles that may have unwanted or phantom phone calls. Technician will need to determine what type of call the customer is having that is unwanted. The vehicle may receive an incoming call just like any other phone. Typically the customer will hear the phone ringing in the vehicle. This scenario also includes incoming Bluetooth calls. One type of unwanted call can be made if the key pad is faulty the OnStar system will try to make a blue button call for shorted voltage in the circuits. The OnStar module could have an internal fault and produce a "Phone Unavailable" audio message also it may have a Diagnostic Trouble Code U1500 or B1000. Refer to diagnostics for the Diagnostic Trouble Code making sure to follow any applicable Bulletins or Preliminary Information sheets. A "Ready" or "OnStar ready" audio message heard while driving. In some cases it has been found that the customer is inadvertently pressing the ?push to talk? button on the steering wheel controls. On rare occasions, other issues in the steering column or Steering Wheel Control system may induce this concern.
• 10114342This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Technician will need to call General Motors Technical Assistance Center with the scan tool data from the OnStar system.
• 10114309This informational bulletin explains how to care for wiper blades.
• 10113843This warranty administration bulletin provides information on the Clarification of Use for Dealer Empowerment Labor Operations and Customer Enthusiasm
• 10113837This informational bulletin provides a list off all the issues revolving around new vehicles for a one stop place to find growing concerns around them.
• 10113792This informational bulletin provides information to technicians regarding intake manifold inspection/replacement after severe internal engine damage.
• 10113701This informational bulletin provides information for dealers/technicians on when and how to submit a Field Product Report (FPR) (U.S. Dealers Only).
• 10113662This informational bulletin provides dealership personnel with information on flexible fuel vehicles (FFVs) and the usage of E85 fuel in GM vehicles.
• 10113531This warranty administration bulletin provides information to clarify proper transaction administration of GM Dealer Empowerment Program and Goodwill Cases.
• 10112641This Preliminary Information communication provides information to the technician that fluid contamination may be directed to one of the following testing centers according to the type of fluid needing testing. Dealer should send the correct fluid to the proper testing center.
• 10112301This warranty informational bulletin provides information on Light and Medium Duty Truck Warranty, Crossline Warranty Eligibility and Guidelines for Chevrolet/GMC Dealers
• 10112281This warranty informational bulletin provides Light and Medium Duty Truck Warranty, Crossline Warranty Eligibility and Guidelines for Chevrolet/GMC Dealers
• 10112272This informational bulletin provides information on close coupled converters and there affect on newly installed engines or engines during there break in period.
• 10112116This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blow by. Technician will need to inspect the engine for Cylinder damage or scoring, An out of round cylinder bore, Dirt intrusion, and Catalytic Converter failure.
• 10112013This Preliminary Information communication provides information to the technician about vehicles that may have an issue when using Bluetooth voice recognition with an iPhone. Technician should work with the customer to insure the phone contacts to not have any Emojis loaded to any contact.
• 10052170Isuzu: see document search button for owner letter. Some vehicles will develop a crack, over time, in the exhaust manifold resulting in increased noise during operation. Models 2004-09 ftr/fvr/fxr, 2004-09 c/t series, 2005-07 h series.
• 10046799Isuzu (chevrolet/gmc): trucks with diesel engine would have idle vibration, trouble starting, engine not revving up, and a lack of power due to possible operation condition of suction control valve (scv)/fuel rail pressure (frp) regulator being intermittent. Models 2004-2010 chevrolet/gmc c, t, w series and isuzu f, h, n series.
• 10037184Gm: service bulletin explaining when the safety belts are supposed to lock. Updated 12/6/11.
• 10033631Isuzu/gmc/chevrolet: diagnostic information for inoperative air seats, air horn and/or exhaust brake and release of new auxiliary air compressor relay and pressure switch on rpo K16 vehicles.
• 10032455Chevrolet/gmc: brake assist pump motor on and warning light/chime. Owners may comment when turning the steering wheel with the brake applied that the hydraulic brake assist pump turns on and the brake warning lamp and chime may sound. Models chevrolet kodiak, c4500-c7500, conventional cab, t series, tilt cab, c6500-c7500; GMC topkick, c4500-c7500, conventional cab, t series, tilt cab, t6500-t7500.

Every GMC T Series model year

Bars are owner complaints, dots mark years with recalls. Select a year to open its report.