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Service bulletins for the 2004 Chevrolet Corvette

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.

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

By type

By component

By trouble code

Bulletins, newest first
0308420122004-03-04. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. TWILIGHT SENTINEL/AUTOMATIC HEADLAMP CONTROL NOT FUNCTIONING CORRECTLY OR IS INOPERATIVE. *TT
030730007A2004-03-04. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. ENGAGEMENT TIME OF ELECTRONICALLY CONTROLLED TRANSMISSIONS IN GENERAL MOTORS VEHICLES. VARIOUS MODELS INCLUDING 2000-2006 ALL LIGHT DUTY TRUCKS. *TT
0307300562004-03-04. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 4L60-E AUTOMATIC TRANSMISSION OIL PUMP FIRST AND SECOND DESIGN IDENTIFICATION. *TT
0304200062004-03-03. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. FLUID LEAK AT REAR AXLE. *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
014982004-03-01. Service bulletin. STRUCTURE:BODY. TRANSSEAL TEMPORARY PROTECTIVE COATING REMOVAL INSTRUCTIONS. SIT BULLETIN 1402191. *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
015912004-02-25. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. THE BATTERY IN THE XLR AND CORVETTE ARE TOP POST FLOODED STYLE BATTERIES. *MN
00110A2004-02-25. Service bulletin. FUEL SYSTEM, OTHER. FUEL GAUGE/PUMP DIAGNOSTIC TESTS. SIT BULLETIN 1411305. *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
0918032004-01-27. Service bulletin. FUEL SYSTEM, OTHER. NEW FUEL SYSTEM THAT CONSISTS OF NEW TANKS AND NEW FUEL LINE ASSEMBLIES. GM VOICEMAIL LOG. *TT
0930032004-01-23. Service bulletin. FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM. INTERMITTENT OR INOPERATIVE FUEL GAUGE. GM VOICEMAIL LOG. *TT
020604022A2004-01-06. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. POWERTRAIN CONTROL MODULE (PCM) REPROGRAMMING AND DATA LINE DIAGNOSIS USING J42236A. *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
014702003-12-06. Service bulletin. VEHICLE SPEED CONTROL. ERRATIC IDLE, IDLE SURGE, ROUGH RUN, OR NEAR STALL. *TT
014322003-12-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. AUTOMATIC TRANSMISSION POOR ACCELERATION, PERFORMANCE. *TT
020311002A2003-12-04. Service bulletin. SUSPENSION. NEW VEHICLE PREPARATION FOR MAGNETIC SELECTIVE RIDE CONTROL. *TT
0304200052003-12-02. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. RELEASE OF NEW REAR AXLE SEALS. *TT
01363A2003-11-25. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. REAR AXLE SIDE COVER OIL LEAK. *TT
01387A2003-11-24. Service bulletin. VISIBILITY:GLASS, SIDE/REAR. SERVICE VME INVOLVING BLOTCHES IN ALL GLASS. *TT
014182003-11-22. Service bulletin. VISIBILITY:GLASS, SIDE/REAR. BLOTCHES IN ALL GLASS. SERVICE VME. *TT
013982003-11-21. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. RATTLE RESONANCE REAR OF VEHICLE DURING ACCELERATION. *TT
013632003-11-20. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. REAR AXLE SIDE COVER OIL LEAK. *TT
00197C2003-11-20. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. EXHAUST JINGLE, NOISE UNDER DECELERATION. *TT
0829032003-11-06. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. USING THE CORRECT LOCK TIGHT PRODUCT WHEN SERVICING A REAR AXLE FLUID LEAK FROM THE DIFFERENTIAL SIDE COVER. *TT

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