2006 Chevrolet Trailblazer EXT Technical Service Bulletins

168 technical service bulletins (TSBs) are on record for the 2006 Chevrolet Trailblazer EXT. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10083484Apr 19, 2016Electrical system. This preliminary information communication provides information to help the dealership technicians perform a parasitic drain test for the onstar module. When performing battery parasitic drain test, there may be some confusion as to what the normal power consumption reading should be from the onstar system.
• 10078735Apr 19, 2016Electrical system. This preliminary information communication provides information to help the dealership technicians perform a parasitic drain test for the onstar module. When performing battery parasitic drain test, there may be some confusion as to what the normal power consumption reading should be from the onstar system.
• 10078734Apr 19, 2016Electrical system. This preliminary information communication advises the technician the steps on repairing the concern. A customer may identify a concern of unable to reactivate a vehicle's onstar that has been previously disabled by onstar. Dealer is to call general motors technical assistance center for further assistance if the concern is still present.
• 10078472Apr 12, 2016Visibility (wipers, defrost, mirrors). This informational bulletin provides information on a normal condition on tempered glass of spots showing on the rear and side windows when the vehicle is in the sunlight.
• 10083900Apr 8, 2016Electrical system, Equipment. This preliminary information communication advises the technician, if unable to place an onstar call in the ignition on mode after the onstar canada upgrade to contact the gm technical assistance center onstar group for further assistance.
• 10083512Apr 5, 2016Visibility (wipers, defrost, mirrors), Equipment. This preliminary information communication advises the technician the steps on diagnosing the concern. Vehicle's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.
• 10078604Apr 5, 2016Electrical system, Body and structure, Visibility (wipers, defrost, mirrors). This preliminary information communication advises the technician the steps on diagnosing the concern. Vehicle's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.
• 10078434Apr 1, 2016Transmission and drivetrain. This informational bulletin provide information on the operating characteristics of a manual transmission.
• 10246963Jan 13, 2016Equipment. Changing Turn-By-Turn Voice Response To Metric Or English Units
• 10201115Dec 1, 2015Equipment, Other or unknown. OnStar Voice Fallback Number Update
• 10201098Dec 1, 2015Transmission and drivetrain, Engine. OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification
• 10190512Dec 1, 2015Electrical system, Equipment. OnStar® Voice Fallback Number Update Some customers may have received a letter from OnStar® stating that "We recently tried to provide a software update to the OnStar® hardware in your vehicle. However, your system could not be updated remotely.
• 10190503Dec 1, 2015Engine, Transmission and drivetrain. OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification
• 10095317Jan 15, 2015Equipment. 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.
• 10247716Dec 1, 2014Electrical system, Equipment. J-35616-64B Terminal Test Probe / Replacement Terminal / Terminated Lead.
• 10247061Dec 1, 2014Electrical system. J-35616-64B Terminal Test Probe / Replacement Terminal / Terminated Lead.
• 10252163Nov 1, 2014Equipment. XM Audio Traffic And Travel Link Availability And Operation.
• 10248769Nov 1, 2014Electrical system, Body and structure. Driver Door Switch Short Circuit
• 10248768Nov 1, 2014Equipment, Body and structure. Driver Door Switch Short Circuit
• 10247063Nov 1, 2014Visibility (wipers, defrost, mirrors). A/C Blows Warm Or Poor Performance.
• 10245951Nov 1, 2014Equipment. Canadian Customers Unable To Place Calls And Turn By Turn Inoperative In The United States.
• 10248444Jun 30, 2014Equipment. Vehicle Recalls
• 10250013Apr 1, 2014Electrical system. High Voltage Safety ? High Voltage Disabling
• 10247681Mar 1, 2014Equipment. Information On Requests To Add OnStar Bluetooth Option.
• 10245950Mar 1, 2014Equipment. Canadian Customers Unable To Place Calls In The United States
• 10190932Feb 1, 2014Equipment, Wheels. Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re-machining. Only cosmetic refinishing of the wheel's coatings, using recommended procedures, is allowed. Evaluating Damage In evaluating damage, it is the GM Dealer's responsibility to inspect the wheel for corrosion, scrapes…
• 10190931Feb 1, 2014Equipment, Wheels. Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re-machining. Only cosmetic refinishing of the wheel's coatings, using recommended procedures, is allowed. Evaluating Damage In evaluating damage, it is the GM Dealer's responsibility to inspect the wheel for corrosion, scrapes…
• 10190934Jan 1, 2014Body and structure, Equipment. Underbody Component Corrosion The following information may be helpful when addressing underbody component corrosion with customers. Some customers may comment that one or more of their vehicle's underbody components are showing some form of corrosion. This corrosion may be red in appearance (rust) if the component is steel, forged iron or cast iron. This corrosion may also be grey or white in color if the…
• 10190933Jan 1, 2014Equipment, Body and structure. Underbody Component Corrosion The following information may be helpful when addressing underbody component corrosion with customers. Some customers may comment that one or more of their vehicle's underbody components are showing some form of corrosion. This corrosion may be red in appearance (rust) if the component is steel, forged iron or cast iron. This corrosion may also be grey or white in color if the…
• 10245841Sep 1, 2013Body and structure, Vehicle speed control, Electrical system. Driver Door Switch Short Circuit
• 10059991Aug 13, 2013Body and structure, Electrical system. Summary to be provided on a future date.
• 10114183Jul 19, 2013Fuel system. 10054E - Special Coverage (customer co-pay discontinued). The contacts on the fuel level sensor may wear prematurely. This wear could cause the fuel gauge to read empty after filling the tank and cause the malfunction indicator light (MIL) to illuminate. As the fuel level in the tank drops, the MIL may turn off and the gauge may display a reading; however, the reading may indicate a slightly higher level of fuel…
• 10059924Jul 19, 2013Fuel system. Summary to be provided on a future date.
• 10250092Jul 1, 2013Electrical system. Special Coverage Adjustment - Fuel Level Sensor Contact Wear
• 10246579Jul 1, 2013Fuel system. Special Coverage Adjustment - Fuel Level Sensor Contact Wear
• 10041526Jul 1, 2013Fuel system. Buick/chevrolet/gmc: see document search button for owner letter. Fuel level sensor contact wear may be premature. *pe updated 10/5/11. *pe updated 12/5/11. *pe updated 12/6/11. *pe updated 9/30/13.
• 10059977Jun 28, 2013Body and structure, Electrical system. Summary to be provided on a future date.
• 10059967Jun 27, 2013Body and structure, Electrical system. Summary to be provided on a future date.
• 10059954Jun 18, 2013Electrical system, Body and structure. Summary to be provided on a future date.
• 10059935Jun 14, 2013Electrical system, Body and structure. Summary to be provided on a future date.
• 10059932Jun 5, 2013Body and structure, Electrical system. Summary to be provided on a future date.
• 10245842Jun 1, 2013Body and structure, Electrical system. Driver Door Switch Short Circuit
• 10245840Jun 1, 2013Electrical system, Body and structure, Vehicle speed control. Driver Door Switch Short Circuit
• 10245839Jun 1, 2013Vehicle speed control, Electrical system, Body and structure. Driver Door Switch Short Circuit
• 10245838Jun 1, 2013Body and structure, Electrical system, Vehicle speed control. Driver Door Switch Short Circuit
• 10245837Jun 1, 2013Electrical system, Vehicle speed control, Body and structure. Driver Door Switch Short Circuit
• 10245804Mar 1, 2013Equipment. Aftermarket ALDL or DLC Interface Devices Causing Multiple Issues
• 10059921Feb 19, 2013Body and structure, Electrical system, Equipment. Summary to be provided on a future date.
• 10245836Feb 1, 2013Electrical system, Vehicle speed control. Driver Door Switch Short Circuit
• 10060399Jan 16, 2013Body and structure, Electrical system. Summary to be provided on a future date.

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