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Service bulletins for the 2004 Chevrolet Express

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.

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

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Bulletins, newest first
014942004-03-02. Service bulletin. ENGINE AND ENGINE COOLING. COOLANT LEAK. SERVICE VME. SIT BULLETIN 1401332. *TT
014832004-03-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). VEHICLE HAS NO PCM (POWER TRAIN CONTROL MODULE) COMMUNICATION WITH TECH 2. SIT BULLETIN 1400427. *TT
01340B2004-03-01. Service bulletin. POWER TRAIN. SEIZED 2-PIECE PROPELLER SHAFT WITH THE CENTER SUPPORT BEARING PULLED OUT OF THE RUBBER. SIT BULLETIN 1400140. *TT
007022004-03-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SLIP CONDITION IN 2ND, 3RD OR 4TH DAMAGED 2-4 BAND 3-4 CLUTCH ON THE 4L60E/4L65E AUTOMATIC TRANSMISSION. *TT *MJ
01485A2004-02-27. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. TIMING CHAIN TENSIONER BREAKPOINTS FOR SERVICE KIT OR PRODUCTION FIX FOR VEHICLE EXHIBITING RATTLE-TYPE NOISE COMING FROM THE ENGINE AT APPROXIMATELY 1800 TO 2200 RPMS. SIT BULLETIN 1408407. *TT
015922004-02-27. Service bulletin. ELECTRICAL SYSTEM. 2003-2004 GENERATION 5 ONSTAR STEERING WHEEL CONTROL FUNCTION EXPLANATION. SIT BULLETIN 1416474. *TT
015872004-02-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. FUEL PUMP DOES NOT OPERATE CAUSING A CRANK, NO START CONDITION. SIT BULLETIN 1414213. *TT
010730038B2004-02-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. THE SERVICE ENGINE SOON LAMP IS ILLUMINATED, NO 3RD AND 4TH GEAR, THE TRANSMISSION DOES NOT SHIFT CORRECTLY, THE TRANSMISSION FEELS LIKE IT SHIFTS TO NEUTRAL OR A LOSS OF DRIVE OCCURS. *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
014322003-12-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. AUTOMATIC TRANSMISSION POOR ACCELERATION, PERFORMANCE. *TT
0308490122003-12-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. CHANGE ENGINE OIL LIGHT ON. *TT UPDATE. *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
0308640312003-12-03. Service bulletin. STRUCTURE:BODY. MIRROR SHAKES OR VIBRATION WHILE DRIVING. *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
030603001A2003-12-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. STARTER CRANKS AFTER KEY IS RELEASED (NORMAL CONDITION). *TT
0302320032003-12-01. Service bulletin. STEERING. STEERING NOISE WHEN TURNING LEFT. *TT UPDATED 3/4/11. *PE UPDATED ON 6/30/2011. *KB
01275C2003-11-21. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SOME OWNERS OF 03 G-VANS OR 04 C/K TRUCKS DRIVING AT HIGH ALTITUDE WITH WARM AMBIENT TEMPERATURES MAY COMPLAIN OF A STALL AND OR LACK OF POWER OR RUNNING ROUGH CONDITION UNTIL THE VEHICLE COOLS DOWN. *TT
020846010E2003-10-03. Service bulletin. UNKNOWN OR OTHER. PROGRAMMING ONSTAR MODULE FOR CANADIAN FRENCH VOICE RECOGNITION. *TT UPDATE. *TT UPDATED *EH
0306040332003-09-29. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. REVISED DIAGNOSTIC TROUBLE CODE P0336. *TT UPDATE. TO INCLUDE 2004 ISUZU NQR COMMERCIAL MODELS. *TT
0306040302003-08-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. MULTIPLE DRIVEABILITY SYMPTOMS OF LONG OR HARD STARTS, CHUGGLE, ROUGH IDLE AND LIGHT OR INTERMITTENT MISFIRE DUE TO CLOGGED FUEL INJECTORS. *TT
0303100012003-04-09. Service bulletin. TIRES:BEAD; SUSPENSION. TIRE SLOWLY GOES FLAT AND/OR EXCESSIVE WHEEL VIBRATION CAUSED BY BEAD SPLITS (REPLACE WHEELS WITH NEW HEAVY DUTY RIM VERSION) *TT *AR UPDATED 4/11/08. *NJ
020730024A2002-10-11. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT. DIAGNOSIS OF CRACKED OR BROKEN TRANSMISSION CASE. *TT 2006 AND PRIOR CARS AND LIGHT DUTY TRUCKS. *TT
0106050032001-08-31. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. VIBRATION OR RATTLE-TYPE NOISE COMING FROM THE EXHAUST SYSTEM AT IDLE WITH ENGINE RPMS BETWEEN 613 AND 712. *TT THIS BULLETIN REPLACED 01-06-05-003 DATED 07/01/2001. *TT

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