2004 Chevrolet Silverado Technical Service Bulletins

264 technical service bulletins (TSBs) are on record for the 2004 Chevrolet Silverado. 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.

• 10036464May 1, 2011Engine cooling. Buick/cadillac/chevrolet/gmc/hummer/pontiac/saab: oil consumption and/or exhaust smoke-possible pcv baffle or lifter concern. Upon inspection, obvious oil will be found in the intake manifold and/or pcv vacuum tube. *pe updated 3/21/11. *pe updated 5/9/11. *pe updated 5/25/11. *pe updated 06/16/2011. *kb updated a second time on 06/16/2011. *kb updated 6/27/11.
• 10038759Apr 1, 2011Electrical system. Gm: onstar is making incomplete calls without the driver knowing. When have a data connection.
• 10022671Apr 1, 2011Steering. Gear box power steering pump, p/s performance concerns. *nj updated on 6/30/2011.
• 10038295Feb 1, 2011Other or unknown. Gm: information on fixing multiple situations right the first time.
• 10037933Jan 1, 2011Engine cooling. Gm: the service engine soon light is on, there is also a misfire or engine noise. There are multiple possible causes.
• 10037516Nov 1, 2010Engine cooling. Gm: there is a diesel engine hard start when hot. Starts fine when cold. There will be no internal trouble codes.
• 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.
• 10019889Jul 1, 2009Fuel system. Inaccurate fuel gauge readings/rear float arm stuck. *tt updated 03-01-07. *kb updated 3/15/10.
• 10030207Apr 1, 2009Engine cooling. Chevrolet/gmc: diesel engine turbo dtc p2563 or p003a. May encounter a concern of ses light, reduced power, low power.
• 10017214Dec 1, 2008Engine cooling. Hard start / no start outside temperatures below freezing. *tt updated 7/13/09.
• 10027804Nov 1, 2008Electrical system, Equipment. General motors corp: special coverage adjustment; analog onstar deactivation. *pe updated 2/17/09.
• 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.
• 10025770Sep 5, 2008Equipment. Some customers may comment on various hvac concerns including temperature doors defaulting to full hot position or unable to obtain defrost position.
• 10026805Sep 1, 2008Equipment. Buick chevrolet gmc service campaign: see document search button for owner letter. Special coverage adjustment-analog onstar deactivation. Csc letter was received.
• 10026542Sep 1, 2008Electrical system. Cadillac chevrolet gmc service campaign: see document search button for owner letter. Some vehicles could develop a condition where one or more of the instrument panel gauge needles may stick, flutter, or become inoperative. Csc letter received. Updated 11/6/08.
• 10023585Sep 1, 2008Electrical system. Cadillac chevrolet gmc service campaign: see document search button for owner letter. Instrument panel cluster gauge needle function may cause inaccurate readings on some 2003-2004 cadillac, chevrolet, and gmc vehicles. *nj updated 2/5/08. *nj updated 9/5/08. *pe updated 11/4/08.
• 10026704Aug 1, 2008Fuel system. Gmc: fuel gauge fluctuation in park or neutral, causing the low fuel light to illuminate.
• 10026586Jun 1, 2008Equipment. Buick cadillac chevrolet gmc hummer oldsmobile pontiac saab saturn service campaign: see document search button for owner letter. Special coverage adjustment-analog onstar deactivation. Fcc ruled in 2002 wireless carriers would no longer re required to support analog wireless network starting in 2008. *pe csc letter was received. Updated 12/1/08.
• 10025326May 1, 2008Fuel system. Chevrolet gmc service campaign: see document search button for owner letter. On-board diagnostics (obd)-fuel level sender-reprogram engine control module (ecm). Csc was received.
• 10021013May 1, 2008Suspension. Suspension vibration or frame beaming at 40 - 60 mph. *kb updated 8/25/08.
• 10025148Apr 1, 2008Steering. Clunking noise under hood and can be felt in steering wheel and/or steering column (replace upper intermediate steering shaft [I-shaft] assembly).
• 10017389Apr 1, 2008Engine cooling. Service engine soon (ses) light on with reduction in engine power, diagnostic trouble codes p0202 and p2146 or p0207 and p2149 set. *tt add dtc p1294. Install revised 90 degree injector connector with harness support bracket service kit. Updated 7/18/08
• 10024345Feb 1, 2008Suspension, Transmission and drivetrain. Eaton locking differential chatter shudder noise on turns, equipped with a locking rear differential rpo g80. *nj updated 7/17/2008.
• 10024344Feb 1, 2008Engine cooling. Possible engine oil leak due to pcv freeze-up, equipped with the 4.8, 5.3, 6.0, and 6.2 v-8 engines.
• 10024283Feb 1, 2008Transmission and drivetrain. Duramax diesel injector driver codes with 6.6 engine (vin 2 - rpo lly).
• 10024154Feb 1, 2008Engine cooling. Chevrolet gmc service campaign: see document search button for owner letter. Special coverage adjustment - engine glow plug on certain vehicles with 6.6l diesel v8 (rpo lb7 - vin 1) engine & california emissions (yf5/ne1) or clean fuel emissions (vcl). Csc was received.
• 10017464Jan 1, 2008Transmission and drivetrain. Service 4wd light illuminated, diagnostic trouble code (dtc) c0374 set. *tt updated 10/05/07. *nj inspect wiring harness to transfer case speed sensors, replace wiring harness. Updated 7/18/08
• 10022914Oct 4, 2007Electrical system. One of the following concerns when programming the mileage or the hours into an exchange instrument panel cluster that is received from an electronic service center (esc).
• 10022766Sep 26, 2007Electrical system. Blown mbec 1 or lbec 1 fuse.
• 10023217Sep 1, 2007Exterior lighting. Turn signal in camper style outside rearview mirror (rpo dpn) does not illuminate turn signal flash (replace upper mirror glass)
• 10022360Aug 3, 2007Transmission and drivetrain. Allison lct1000 harsh 3-2, 2-1 downshift, and abs may activate.
• 10021676Jun 15, 2007Transmission and drivetrain. New design front axle side bearing adjusters.
• 10021673Jun 15, 2007Interior lighting. Ipc backlighting inoperative tbc 2a fuse open.
• 10022470Jun 1, 2007Brakes. Abs light on, dtc's c0265, c0201, u1041 set and/or loss of communication with brake module. (reground ebcm ground).
• 10021839May 1, 2007Engine cooling. Diesel engine cylinder head gasket missing thickness grade markings.
• 10022260Apr 1, 2007Engine cooling. Front blower motor inoperative or may not shut off in extremely low ambient temperature conditions.
• 10021133Mar 13, 2007Brakes. Service brake booster message.
• 10021075Mar 1, 2007Tires. Unable to program tire size in ebcm/vses.
• 10021021Feb 22, 2007Engine cooling. Service vme. Supplement to 00-02-35-003l. Update on new I-shaft.
• 10021019Feb 22, 2007Transmission and drivetrain. Slip condition in 2nd, 3rd, or 4th. Damaged 2-4 or 3-4 clutch. *kb updated 10/31/07.
• 10021016Feb 22, 2007Air bags. Dual stage passenger air bag used in single stage application.
• 10021015Feb 22, 2007Electrical system. Unable to locate emergency light relay and/or blunt cut wires.
• 10021010Feb 22, 2007Tires. Bridgestone dueler product information update.
• 10012089Feb 1, 2007Steering. Clunking noise under hood and can be felt in steering wheel. *eh updated *eh updated.
• 10021116Jan 1, 2007Suspension. Inspection of tire and wheel size prior to diagnosis of transmission shifts, poor performance, speedometer, cruise control concerns.
• 10021100Dec 1, 2006Suspension. Rear drive axle whine noise (replace slip yoke assembly).
• 10020835Dec 1, 2006Engine cooling. Intermittent ses/mil lamp illuminated, reduced engine power, fuel injector driver circuit. Dtc's p0201, p0202, p0203, p0204, p0205, p0206, p0207, p0208. Cylinder bank shut down dtc's p2146, or p2149.
• 10011126Dec 1, 2006Engine cooling. Various intermittent driveability conditions - hesitation, lack of power, etc.
• 10017373Nov 1, 2006Equipment. Ei05082 - loss of blower motor speeds except for high speed or inoperative. *tt updated. *kb updated
• 10020582Oct 11, 2006Fuel system. Dual tanks fuel gauge defaults to empty - new calibrations. Stall start tank transfer. Vehicles with 6.6l rpo lb7 or lly engines.

← All problems reported for the 2004 Chevrolet Silverado