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Service bulletins for the 2003 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.

1069 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Automatic transmission are shown. Show all

Bulletins, newest first
030730020A2003-09-29. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION HAS A HARSH 1-2 SHIFT, SLIPPING 1-2 SHIFT FOLLOWED BY A HARSH ENGAGEMENT. *TT
0307300202003-08-27. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION HAS A HARSH 1-2 SHIFT, SLIPPING 1-2 SHIFT FOLLOWED BY A HARSH ENGAGEMENT. *TT
020730032A2003-02-28. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. ALLISON TRANSMISSION CONTROL MODULE FASTLEARN PROCEDURE UPDATE REQUIRED AFTER TRANSMISSION REPAIRS. *TT
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
0207300302002-10-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SOME CUSTOMERS MAY COMMENT THAT THE TRANSMISSION SLIPS, A SHUDDER, CHUGGLE, OR VIBRATION IS FELT WHEN THE TRANSMISSION SHIFTS FROM FIRST TO SECOND GEAR. *TT
020417001A2002-10-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. CONCERNS WITH LAUNCH SHUDDER / VIBRATION ON ACCELERATION. *TT
0204210062002-10-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT. SOME CUSTOMERS MAY COMMENT THAT THE 4WD/AWD INDICATOR LIGHTS ON THE SELECTOR SWITCH DO NOT WORK OR THE 4WD/AWD SYSTEM MAY BE INOPERATIVE. *TT
0207300042002-06-20. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. NEW PRODUCT INFORMATION, GRADE BRAKE FEATURE OF ALLISON 1000 SERIES TRANSMISSION. *SLC THIS BULLETIN REPLACES 02-07-30-004. *TT

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