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Service bulletins for the 2004 Chevrolet Silverado

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.

1089 on file from NHTSA, as of 2026-10-19.

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By component

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Bulletins, newest first
0307300542004-01-05. Service bulletin. POWER TRAIN. TRANSMISSION FLUID LEAKS OUT OF VENT WHEN TRUCK IS STARTED AFTER A COLD SOAK. *TT
020601022C2004-01-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. INFORMATION ON ENGINE TICKING. INCLUDING 2004 CHEVROLET KODIAK C45/C5500 SERIES AND 2004 GMC TOPKICK C4500/C5500 SERIES. *TT UPDATE. *TT
0306040602004-01-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. INFORMATION ON NEW SPARK PLUGS AND GAPPING. VARIOUS MODELS INCLUDING PONTIAC GTO 2004. *TT
030419001A2004-01-02. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. USE OF SYNTHETIC FRONT AXLE LUBRICANT FOR 4WD VEHICLES SOLD IN COLD WEATHER CLIMATES. *TT THIS BULLETIN REPLACED PREVIOUS BULLETIN DATED 10/01/2003. *TT
000235003C2004-01-02. Service bulletin. STEERING. CLUNKING NOISE UNDER HOOD AND CAN BE FELT IN THE STEERING WHEEL. *TT
014702003-12-06. Service bulletin. VEHICLE SPEED CONTROL. ERRATIC IDLE, IDLE SURGE, ROUGH RUN, OR NEAR STALL. *TT
014442003-12-05. Service bulletin. UNKNOWN OR OTHER. XM DEALER ASSISTANCE LINE INFORMATION. *TT
00908C2003-12-05. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. 6.6L AND MANUAL TRANSMISSION GROWL NOISE WHILE ENGAGING OR DISENGAGING CLUTCH. THESE ARE C/K MODELS. *TT
0308640292003-12-05. Service bulletin. STRUCTURE:BODY:DOOR. INFORMATION ON REMOVING FRONT DOOR TRIM PANEL TO AVOID BREAKAGE. *TT
0308640282003-12-05. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR. AVAILABILITY OF REPLACEMENT PARTS FOR WIDE LOAD OUTSIDE REARVIEW MIRRORS. *TT
0308500142003-12-05. Service bulletin. ELECTRICAL SYSTEM. INTERMITTENT NO START, SERVICE STABILITY MESSAGE, ANTI-LOCK BRAKE SYSTEM (ABS) LIGHT ILLUMINATED, MULTIPLE DIAGNOSTIC TROUBLE CODES (DTCS), DIC SHOWS UNKNOWN DRIVER, VARIOUS ELECTRICAL RELATED CONDITIONS. INCLUDES ESCALADE ESV AND EXT MODEL. *TT
030730031D2003-12-04. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION LEAKS, SLIPS, VEHICLE WILL NOT MOVE. *TT
0306030082003-12-04. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. AVOIDING OIL LEVEL SENSOR HARNESS DAMAGE DURING LOWER OIL PAN INSTALLATION. *TT
0306030072003-12-04. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. AVAILABILITY OF STARTER MOTOR SOLENOID IF DAMAGED DURING SERVICE. 2004 CHEVROLET KODIAK C4500/5500 AND GMC TOPKICK C4500/5500 INCLUDED. *TT
0306010232003-12-04. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. HIGHER THAN EXPECTED OIL CONSUMPTION <8500 GVW. VARIOUS MODELS INCLUDING 2003-2004 CHEVROLET KODIAK (C4500-C5500 SERIES MODELS)AND GMC TOPKICK (C4500-C5500 SERIES MODELS). *TT
020421006C2003-12-04. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). INOPERATIVE 4WD/AWD LAMPS, INOPERATIVE 4WD/AWD SYSTEM. *TT
990089015C2003-12-03. Service bulletin. UNKNOWN OR OTHER. LIGHT SERVICE SUPPORT VEHICLE LSSV (FORMERLY COMMERCIAL UTILITY CARGO VEHICLE - CUCV II AND III) SERVICE. *TT
0308520052003-12-03. Service bulletin. EQUIPMENT. DIAGNOSTIC INFORMATION FOR REPLACEMENT REMOTE KEYLESS ENTRY (RKE) TRANSMITTER INOPERATIVE - UNABLE TO SYNCHRONIZE. *TT
030844018A2003-12-02. Service bulletin. EQUIPMENT. REAR SEAT AUDIO (RSA) AND/OR REAR HVAC INOPERATIVE. *TT UPDATE. *TT
0307300442003-12-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. INFORMATION ON ALLISON TRANSMISSION SERVICE REPAIRS - FULL SERVICE OF INTERNAL COMPONENTS. *TT
030693001A2003-12-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. DIAGNOSTIC INFORMATION FOR TURBO FAILURE DUE TO LACK OF OIL OR REPEAT TURBO FAILURES. *TT
0306040542003-12-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. REVISED FUEL INJECTOR BALANCE TEST WITH TECH 2 (AUTOMATIC TRANSMISSION). VARIOUS MODELS INCLUDING 2003-2004 CHEVROLET KODIAK AND GMC TOPKICK. *TT
0306040532003-12-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. REVISED FUEL INJECTOR BALANCE TEST WITH TECH 2 (MANUAL TRANSMISSION). *TT
0306040492003-12-02. Service bulletin. FUEL SYSTEM, GASOLINE. REVISED FUEL SYSTEM DIAGNOSIS PICKUP. *TT
0305250072003-12-02. Service bulletin. SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP. ANTILOCK BRAKE (ABS) ACTIVATION AT LOW SPEEDS (CLEAN WHEEL SPEED SENSOR MOUNTING SURFACE). *TT UPDATED 10/23/09. *PE

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.