2002 GMC T Series

Owner complaints

Latest complaints

• Jan 18, 2005NC
  Equipment › Electrical › Anti-theft devices

  Total vehicle monitoring causing distress and hazard. *nm

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.

• 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.
• 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.
• 10113843This warranty administration bulletin provides information on the Clarification of Use for Dealer Empowerment Labor Operations and Customer Enthusiasm
• 10113662This informational bulletin provides dealership personnel with information on flexible fuel vehicles (FFVs) and the usage of E85 fuel in GM vehicles.
• 10112664This Preliminary Information communication provides information to the technician about vehicles may have a no power or no connect concern. Technician will find that the OnStar led is red and Diagnostic Trouble Code U1500 is set. Technician will need to replace the Vehicle Communication Interface Module if the Station Identification number falls in the ranges 14,000,000 - 16,000,000 or 22,000,000 - 23,200,000.
• 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.
• 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.
• 10042986General motors: information provided by bulletin for all 2012 and prior general motor trucks and passenger vehicles regarding the adjustable comfort and custom upholstery of the driver and the passenger head restraint.
• 10017531Information on air brake park brake chamber vent holes to avoid water intrusion.
• 10004369Release of new park brake cable assemblies and lubrication maintenance information for certain medium duty tilt cab models.
• 10004297Effect of steering box limiter adjustment on turning radius and possibility of power steering system damage due to improper adjustment. Various 1990-2004 models.
• 10001114Oil present around turbo area, oil level low, oil pressure gauge may drop.
• 10000454Antilock brake system (ABS) indicator illuminates when power takeoff (pto) IS engaged.
• 635630Customers may comment on white exhaust smoke during start-up in cold ambient temperatures.
• 634983Some customers may comment about instability of the a/c condenser or that the a/c system IS inoperative.
• 634968Concern with no shift, harsh shift, no engagement, transmission in default, check transmission warning indicator illuminated, range inhibited indicator illuminated, transmission diagnostic trouble codes set on f-model medium duty tilt cab models.
• 634925Subject regarding power steering pump noise on f model medium duty tilt cab models with isuzu 7.8L diesel engine.
• 634907Technical service information on antilock brake system (ABS) indicator illuminates when power takeoff (pto) IS engaged.
• 634798On certain vehicles, such as the chevrolet and GMC wt 5500 medium duty tilt cab models, the engines may experience rocker arm damage or rocker bridge damage following overhaul of the cylinder head if the valve bridge stud installed depth IS incorrect.
• 634685Diagnostic hints / troubleshooting guide for denso common rail fuel system for certain medium duty tilt cab and commercial models.
• 631668Customers may complain that the engine will not start.
• 631349Subject regarding white smoke during start up,includes 1998-2002 chevrolet and GMC wt 5500 series medium duty tilt cab models. *Slc
• 631256Customers may complain that the engine will not start. *Slc
• 629530Subject regarding service diagnosis/recommendations for inoperative air conditioning systems.
• 629484Some customers may comment on service engine soon lamp on, malfunction indicator lamp illuminations intermittently, diagnostic trouble code set, blown fuses, and engine will not start.
• 629474Subject regarding steering gear grease seepage from around sector (output) shaft (install new sector (output) shaft seals).*jg
• 628938Information used when diagnosing noise conditions such as engine rattle noise, spark knock at 2000 - 2500 rpm range, under a moderate to heavy load with a warmed up engine.
• 628905Some customers may comment on rough idle after start up, especially after setting overnight.
• 627737Information regarding correct vehicle application for eaton. 1990-2002 chevrolet and GMC c-series conventional and t-series tilt cab medium duty models.
• 627731Information regarding chevrolet and GMC 6-7F medium duty tilt cab models with isuzu diesel engine, engine overheats, temperature gauge reads hot, audible warning alarm sounds, and check gauge lamp on.
• 625268Subject on hood hinge rattle coming from either or both front corners of the instrument panel near the hood hinge areas for 1995 - 2002 pickup and utility models.

Every GMC T Series model year

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