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Service bulletin 010729004

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id622763
Published by NHTSA2001-10-22
Manufacturer's number010729004
Manufacturer's date2001-06-01
Replaces720508B
NHTSA componentPOWER TRAIN:MANUAL TRANSMISSION

NHTSA's summary

INFORMATION REGARDING CORVETTE ZF SIX SPEED MANUAL TRANSMISSION. NLM

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Transmission and driveline, Manual transmission

Vehicles listed
CHEVROLET CORVETTE1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
010131995-03-06. Service bulletin. ANNOUNCEMENT OF MANUFACTURER'S PRODUCT CAMPAIGN 95-C-16. *TW
CAMP/95C161995-03-03. Service bulletin. GENERAL MOTORS HAS DETERMINED THAT CERTAIN 1995 CHEVROLET CORVETTE MODEL VEHICLES WITH 6-SPEED MANUAL TRANSMISSIONS MAY HAVE TRANSMISSION LUBRICANT TRAPPED BEHIND A "SHIFT SHAFT DETENT" WHICH MAY RESULT IN A HIGH SHIFT EFFORT INTO THE REVERSE GEAR. THIS HIGH SHIFT EFFORT MAY PREVENT ENGAGEMENT OF THE REVERSE GEAR. TO CORRECT THIS CONDITION, DEALERS ARE TO REPLACE THE "SHIFT DETENT BALL ROLLER" LOCATED WITHIN THE MANUAL TRANSMISSION. *TW
4772011995-01-11. Service bulletin. HIGH EFFORT SHIFTING INTO GEARS AFTER COLD SOAK. *TW