# Service bulletins for the 2006 GMC T\-Series

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

37 bulletins from NHTSA, as of 2026-10-19.

- [09\-07\-30\-018C](/bulletins/10118634.md), 2017-10-12, Service bulletin: POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION. This warranty administration bulletin provides information on the change in automatic transmission add conditions documentation and claim submissions
- [PIT5399](/bulletins/10114474.md), 2017-08-15, Service bulletin: EQUIPMENT:ELECTRICAL. This 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.
- [PIC4310L](/bulletins/10114470.md), 2017-08-15, Service bulletin: EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM\(GLOBAL POSITIONING SYSTEM\); ELECTRICAL SYSTEM. This 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.
- [PIC5953A](/bulletins/10114431.md), 2017-08-15, Service bulletin: EQUIPMENT:ELECTRICAL. This 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.
- [PIT5264C](/bulletins/10114408.md), 2017-08-15, Service bulletin: EQUIPMENT:ELECTRICAL; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM\(GLOBAL POSITIONING SYSTEM\). This 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.
- [PIT3271G](/bulletins/10114352.md), 2017-08-15, Service bulletin: TIRES; WHEELS. This 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.
- [PIC3278F](/bulletins/10114343.md), 2017-08-15, Service bulletin: EQUIPMENT:ELECTRICAL. This 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.
- [PIC4310K](/bulletins/10114342.md), 2017-08-15, Service bulletin: EQUIPMENT:ELECTRICAL; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM\(GLOBAL POSITIONING SYSTEM\). This 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.
- [06\-08\-43\-003E](/bulletins/10114309.md), 2017-08-15, Service bulletin: VISIBILITY:WINDSHIELD WIPER/WASHER. This informational bulletin explains how to care for wiper blades.
- [04\-00\-89\-015H](/bulletins/10114296.md), 2017-08-15, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY. This warranty administration bulletin provide policy information of the JOB CARD, for a repair on vehicles and what is acceptable \- customer authorization; Service manager approvals and transaction authorization; Details of concern, cause and correction; Labor Time; Technician ID and acoutablity of labor time; Proper documentation and retension of warranty parts; Accurate sublet charges and receipts; Add on concerns after the Job Card has been written.
- [11\-00\-90\-001A](/bulletins/10113849.md), 2017-08-15, Service bulletin: ENGINE AND ENGINE COOLING. This informational bulletin provides information on the proper oils to use on GM vehicles including information regarding the differences of the Dexos oils.
- [11\-00\-89\-005C](/bulletins/10113843.md), 2017-08-15, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY. This warranty administration bulletin provides information on the Clarification of Use for Dealer Empowerment Labor Operations and Customer Enthusiasm
- [10\-00\-89\-017X](/bulletins/10113837.md), 2017-08-15, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin provides a list off all the issues revolving around new vehicles for a one stop place to find growing concerns around them.
- [00\-06\-01\-026G](/bulletins/10113792.md), 2017-08-15, Service bulletin: ENGINE AND ENGINE COOLING. This informational bulletin provides information to technicians regarding intake manifold inspection/replacement after severe internal engine damage.
- [07\-00\-89\-037H](/bulletins/10113788.md), 2017-08-15, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provides policy information on courtesy transportation and roadside assistance programs.
- [13\-08\-116\-001B](/bulletins/10113773.md), 2017-08-15, Service bulletin: EQUIPMENT:ELECTRICAL. The intent of this technical 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.
- [04\-00\-89\-015J](/bulletins/10113745.md), 2017-08-15, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY. This warranty administration bulletin communicates GM required operating procedures \(U.S. only\) for service operations.
- [02\-00\-89\-002O](/bulletins/10113701.md), 2017-08-15, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin provides information for dealers/technicians on when and how to submit a Field Product Report \(FPR\) \(U.S. Dealers Only\).
- [05\-06\-04\-035E](/bulletins/10113662.md), 2017-08-15, Service bulletin: FUEL SYSTEM, OTHER. This informational bulletin provides dealership personnel with information on flexible fuel vehicles \(FFVs\) and the usage of E85 fuel in GM vehicles.
- [00\-06\-01\-026F](/bulletins/10113657.md), 2017-08-15, Service bulletin: ENGINE AND ENGINE COOLING. This informational bulletin provides information to technicians regarding intake manifold inspection/replacement after severe internal engine damage.
- [05\-00\-89\-055E](/bulletins/10113531.md), 2017-08-15, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY. This warranty administration bulletin provides information to clarify proper transaction administration of GM Dealer Empowerment Program and Goodwill Cases.
- [06\-06\-01\-010B](/bulletins/10113494.md), 2017-08-15, Service bulletin: EQUIPMENT:MECHANICAL; ENGINE AND ENGINE COOLING. This informational bulletin provides information on close\-coupled converter and engine replacement.
- [PIT3173C](/bulletins/10112641.md), 2017-08-15, Service bulletin: ENGINE AND ENGINE COOLING. This 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.
- [PIC4801E](/bulletins/10112608.md), 2017-08-15, Service bulletin: EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM\(GLOBAL POSITIONING SYSTEM\); EQUIPMENT:ELECTRICAL. This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have an OnStar Turn\-By\-Turn Navigation the system that is inoperative. Technician verifies there are no Diagnostic Trouble Codes are present in the Antilock Braking System and Vehicle Communication Interface Module of the vehicle. If no Diagnostic Trouble Codes found call OnStar using the Blue button on the OnStar key pad and ask the advisor for a turn by turn route. Also make a OnStar personal call and a call into the vehicle. If normal diagnostics do not lead to a resolution technician will need to call General Motors Technical Assistance Center for further assistance.
- [PIC5932](/bulletins/10112329.md), 2017-08-15, Service bulletin: EQUIPMENT:ELECTRICAL. This Preliminary Information communication provides information to the technician about customers that may complain of various concerns when using Bluetooth components. Technician should use the Preliminary Information to gather information from the customer on their Bluetooth device and the concern they are having before calling General Motors Technical Assistance Center.

More: [the next page](/v1/vehicles/2006_gmc_t-series/bulletins?cursor=2017-08-15_10112329) (JSON)

JSON: [/v1/vehicles/2006_gmc_t-series/bulletins](/v1/vehicles/2006_gmc_t-series/bulletins)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%202006%20GMC%20T-Series&page=https%3A%2F%2Fopen.wenmarpro.com%2Fmakes%2Fgmc%2Ft-series%2F2006%2Fbulletins&vehicle=2006%20GMC%20T-Series)