2004 Chevrolet Blazer Technical Service Bulletins

381 technical service bulletins (TSBs) are on record for the 2004 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.

• 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.
• 10138200Nov 12, 2012Body and structure, Equipment, Electrical system. 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.
• 10137457Nov 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.
• 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.
• 10043185Nov 1, 2011Transmission and drivetrain. Cadillac/chevrolet/gmc/hummer: some suvs and trucks are exhibiting a condition where by grinding/ratcheting type noise coming from automatic transmission when shifting into park while in 4wd low (4lo) range.
• 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.
• 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.
• 10015005Mar 1, 2005Engine cooling. Revised inspection/maintenance (I/m) evaporative emission (evap) system set procedure.
• 10011605Jan 27, 2005Tires. Vibration at highway speeds. Zr2 suspension package and p265/75r15 tires may experience a vibration at highway speeds.
• 10012098Jul 1, 2004Air bags. Use f alternate connector for driver front airbag diagnostics due to j 38715-100 adapter not connecting to vehicle harness at steering column connector.
• 10012703Feb 1, 2004Engine cooling. Diagnostic information for intermittent vehicle no crank dead battery.

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