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Service bulletins for the 2003 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.

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

By type

By component

By trouble code

Bulletins, newest first
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
0307300422003-12-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. AUTOMATIC TRANSMISSION FLUID LEAK AT REAR OF VEHICLE. *TT
0307290062003-12-02. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. TRANSMISSION FLUID LEAK AT REAR OF VEHICLE WITH 6-SPEED MANUAL TRANSMISSION. *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
0825032003-11-06. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. FLUID LEAK FROM THE REAR AXLE SIDE LEFT HAND SIDE. VME MESSAGE. *TT
0703032003-10-29. Service bulletin. STRUCTURE. CHANGES TO THE INTERIOR TO MEET NEW HEAD IMPACT PROTECTION REQUIREMENTS. *TT
0703032003-10-29. Service bulletin. SERVICE BRAKES, HYDRAULIC. LOW SPEED NOISE AND AN INCREASE IN THE AMOUNT OF BRAKE DUST ON VEHICLES EQUIPPED WITH HIGH PERFORMANCE FRONT BRAKE LININGS. *TT
0702032003-10-29. Service bulletin. UNKNOWN OR OTHER. TEMPORARY PLASTIC STUFFER REMOVAL. *TT
0605032003-10-28. Service bulletin. WHEELS. NUMBER OF COMMENTS ABOUT THE WHEELS BEING DAMAGED FROM THE WHEEL WEIGHT MOVING ON THE WHEEL FLANGE. *TT
0604032003-10-28. Service bulletin. STRUCTURE:BODY. WATER LEAK INTO THE DRIVER'S FOOT WELL AREA. REPAIRS WILL CONSIST OF REMOVING THE WIPER MOTOR AND RESEALING THE COWL SEAM. *TT
0522032003-10-28. Service bulletin. WHEELS. WHEELS WITH PEELING CHROME. *TT
0507032003-10-27. Service bulletin. VISIBILITY:GLASS, SIDE/REAR. BLOTCHY OR SPOTTY CONDITION PRESENT IN THE GLASS DUE TO THE TEMPERING PROCESS USED TO MEET EUROPEAN REQUIREMENTS. *TT
0220032003-09-05. Service bulletin. SUSPENSION. VEHICLES ARE SHIPPED FROM THE FACTORY WITH THE SUSPENSION TIGHTENED DOWN UNTIL JOUST BUMPER CONTACTS A TEMPORARY PLASTIC STUFFER IN EACH DAMPER OR SHOCK. THE STUFFERS MUST BE REMOVED DURING NEW VEHICLE PREPARATION. *TT
0219032003-09-05. Service bulletin. FUEL SYSTEM, GASOLINE. A NEW FUEL SYSTEM THAT CONSISTS OF NEW TANK AND FUEL LINE ASSEMBLIES. THIS NEW FUEL SYSTEM WILL BE IDENTIFIED ON THE SERVICE PARTS IDENTIFICATION LABEL DURING THE 2003 MODEL YEAR WITH THE RPO FFS. *TT

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