2003 Chevrolet Blazer Technical Service Bulletins

354 technical service bulletins (TSBs) are on record for the 2003 Chevrolet Blazer. 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.

• 10113074May 2, 2013Electrical system, Equipment. This Preliminary Information communication provides information to the technician that after replacing the Instrument Panel Cluster the exchange center is unable to program the actual mileage on the odometer or the actual mileage is unknown. Dealer will need to follow dealer to the General Motors service policies and procedures manual section 3.2.4 odometer servicing.
• 10130652Apr 25, 2013Equipment. This technical bulletin provides Warranty Administration - New Labor Codes information.
• 10130645Apr 19, 2013Equipment. This technical bulletin provides a revision of 13-00-89-004 to update car issues information for reference information/bulletin PI0746C.
• 10130627Apr 11, 2013Equipment. This technical bulletin provides a revision of 99-04-20-002G to add 2013-2014 model years.
• 10130619Apr 8, 2013Equipment. This technical bulletin provides a revision of 10-00-89-017Z to include updated information.
• 10134681Mar 26, 2013Equipment. This warranty administration bulletin provide policy information on clarification of use-dealer empowerment labor operations and customer enthusiasm.
• 10134652Mar 11, 2013Equipment. This informational bulletin provides information on fix it right for first time issues.
• 10134640Mar 4, 2013Wheels. This informational bulletin provides information on the appearance of chromed aluminum wheels due to chemical staining, pitting corrosion and/or spotted.
• 10112885Feb 26, 2013Equipment. This Preliminary Information communication advises the technician that a noise or a vibration in the vehicle that seems to be abnormal may not have been there when the vehicle was purchased. Technician should look for Non - General Motors aftermarket accessories installed on the vehicle that can cause these issues.
• 10112857Feb 13, 2013Electrical system. This Preliminary Information communication advises the technician that, when testing any circuit for open or resistance, it is imperative that all related terminal pin fit and tension be checked when the test steps require disconnection of the connector or component, prior to any component replacement. Always use the recommended terminal test tool during these tests.
• 10133130Jan 16, 2013Body and structure. This informational bulletin provides information pre-painting/cleaning process for TPO plastic fascias.
• 10138541Dec 17, 2012Equipment. This warranty administration bulletin provides information on the Clarification of Use for Dealer Empowerment Labor Operations and Customer Enthusiasm
• 10113843Dec 17, 2012Equipment. This warranty administration bulletin provides information on the Clarification of Use for Dealer Empowerment Labor Operations and Customer Enthusiasm
• 10112664Dec 13, 2012Electrical system. This 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.
• 10112655Dec 12, 2012Wheels, Tires. 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.
• 10112641Dec 12, 2012Engine 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.
• 10113837Dec 7, 2012Equipment. 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.
• 10126163Nov 30, 2012Electrical system. This informational bulletin provides information regarding the aftermarket device interference with onstar diagnostic service.
• 10138217Nov 28, 2012Equipment. This informational bulletin provides a step by step procedure on how to properly use the GM chemicals to eliminate unwanted odors in vehicles and which products to use for each application.
• 10137475Nov 28, 2012Equipment. This informational bulletin provides a step by step procedure on how to properly use the GM chemicals to eliminate unwanted odors in vehicles and which products to use for each application.
• 10126171Nov 28, 2012Equipment. This informational bulletin provides a step by step procedure on how to properly use the GM chemicals to eliminate unwanted odors in vehicles and which products to use for each application.
• 10112607Nov 28, 2012Equipment. 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.
• 10112600Nov 26, 2012Transmission and drivetrain. This Preliminary Information communication provides information to the technician with the axel setup information from American Axle Manufacturing. Technician should be advised that the maximum pinion shim to be used or stacked behind the pinion is 0.050?, and the minimum pinion shim is 0.020? for an 8.6 axle. The range for available pinion depth shims for the 10.5? axle is 0.006? to 0.024?. When setting the…
• 10126196Nov 13, 2012Equipment. This informational bulletin provides information and rules for GM keycode look up applicationa dn the key code security rules and regulations for Canada only.
• 10126200Nov 12, 2012Equipment. This informational bulletin provides a single point reference and strategy document to aid in reducing customer comebacks, and the possibility of buyback situations by outlining specific guidelines, strategy and forms that will assist with this goal, by identifying, clarifying and documenting customer concerns accurately at each service visit.
• 10126198Nov 12, 2012Equipment. This informational bulletin provides a list of newly released PI and Bulletins in regards to recent released vehicles so that vehicles can be fixed right the first time in for service.
• 10112560Nov 9, 2012Brakes. This Preliminary Information communication provides information to the technician about brake rotors on new vehicles and replacement parts from General Motors Service Parts Operations. Technician should be advised the costing should not be removed from the brake rotor it will wear off with normal brake usage. Dealer should communicate to the customer this condition is a normal operating characteristic of their…
• 10112528Nov 1, 2012Electrical system. This Preliminary Information communication provides information to the technician about vehicles that during battery parasitic drain test, there may be some confusion as to what the normal power consumption reading should be from the OnStar system. Technician should understand the power cycles of the various OnStar systems. All Generation 6, 7, 8, and 9 systems are powered up continuously for 48 hours from ignition…
• 10112494Oct 18, 2012Equipment. This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts. Technician can check Service Information for some accessories. Technician can also contact Partech for assistance.
• 10118626Oct 10, 2012Equipment. This warranty administrational bulletin provides information on Clarification of Use - Dealer Empowerment Labor Operations and Customer Enthusiasm
• 10118619Oct 5, 2012Equipment. This informational bulletin provides information on newly release bulletins used to fi the vehicles in the field the first time.
• 10246951Oct 1, 2012Equipment. Programming And Activation Of Replacement OnStar Modules.
• 10037570Apr 1, 2012Body and structure. Gm: on some truck models there is some frame corrosion. *rm updated on 5/2/2012.
• 10038294Jan 1, 2012Seat belts. Gm: there are seat belt problems: difficulty latching and unlatching buckle. Buckle release button is sticking. Seat belt warning light illuminated. Likely caused by sticky beverages that are spilled into the buckle assembly. *rm updated 4/3/12.
• 10042986Nov 1, 2011Seats. General 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.
• 10036545Oct 1, 2010Steering. Buick/cadillac/chevrolet/gmc/oldsmobile and hummer: information on pitman arm shaft seal service kit. Do not replace entire steering gear for pitman seal leak. Technicians have been replacing entire steering gears due to not being able to service just leaking pitman shaft seal. *pe updated 5/9/11.
• 10026804Oct 1, 2008Transmission and drivetrain. Gmc: fluid leak from transmission oil cooler lines due to corrosion. All 2000-2006 light duty trucks equipped with the light duty automatic transmission.
• 10026704Aug 1, 2008Fuel system. Gmc: fuel gauge fluctuation in park or neutral, causing the low fuel light to illuminate.
• 10021019Feb 22, 2007Transmission and drivetrain. Slip condition in 2nd, 3rd, or 4th. Damaged 2-4 or 3-4 clutch. *kb updated 10/31/07.
• 10020462Oct 23, 2006Body and structure. Clunk noise felt through the floor pan.
• 10019186Feb 16, 2006Exterior lighting, Interior lighting. Ipc, interior lights and/or headlamps flicker. *ak fb2
• 10018620Jan 9, 2006Engine cooling. Engine hot soak hesitation low power.
• 10019582Dec 1, 2005Engine cooling. Lack of power lu3 engine) at high ambient temperatures only (if necessary, reprogram pcm with new service calibration).
• 10017299Nov 2, 2005Transmission and drivetrain. Electronic transfer case unable to complete shift.
• 10017190Oct 27, 2005Transmission and drivetrain. 4l60e, 4l65e replacement valve body gaskets does not seem to fit.
• 10017165Oct 27, 2005Electrical system. Instrument panel cluster interior and/or head lamps flicker.
• 10017154Oct 26, 2005Engine cooling. Supplement to 03-06-01-024b 4.3l lu3 l35 timing chain tensioner. Rattle-type noise coming from the engine at approximately 1800 to 2200 rpms.
• 10013572Apr 21, 2005Transmission and drivetrain. 4wd models with noise, vibration on dry pavement.
• 10013567Apr 21, 2005Visibility (wipers, defrost, mirrors). Water leak from sunroof into headliner.
• 10013489Apr 20, 2005Engine cooling. Service engine soon (ses) lamp on with diagnostic trouble code (dtc) p0442 stored in power train control module (pcm) memory. P0442 diagnostics in service information may not detect a leak in the evap system.

← All problems reported for the 2003 Chevrolet Blazer