WenmarOpen by Wenmar Pro

Service bulletin 97040A

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 id601060
Published by NHTSA1998-06-24
Manufacturer's number97040A
Manufacturer's date1998-04-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

SUBJECT REGARDING CALIBRATION REFLASH. *YC

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

Engine

Vehicles listed
CHEVROLET CORVETTE1997

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
1300890092023-12-11. Service bulletin. Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
0406040312005-03-08. Service bulletin. VEHICLE IS DIFFICULT TO FILL WITH FUEL OR FILLING STATION PUMP SHUTS OFF BEFORE TANK IS FULL. *EH
0406050072005-03-07. Service bulletin. EXHAUST INTERMEDIATE PIPE AVAILABLE FOR SERVICE. *TT
32372005-01-31. Service bulletin. 700-900 RPM BUZZ MOAN RATTLE RESONANCE NOISE ON ACCELERATION. *EH
30562004-11-17. Service bulletin. CHECK ENGINE LIGHT WITH A P0300 DUE TO 2-4 CYLINDERS MISFIRING ON THE SAME BANK OF THE ENGINE. *TT
01119A2004-07-02. Service bulletin. ROLL-OUT FOR THE GEN III SMALL BLOCK ENGINES WITH IRIDIUM SPARK PLUGS. ALSO INCLUDES 2003/2004 M/L VANS. *TT
020604022A2004-01-06. Service bulletin. POWERTRAIN CONTROL MODULE (PCM) REPROGRAMMING AND DATA LINE DIAGNOSIS USING J42236A. *TT
0306040602004-01-03. Service bulletin. INFORMATION ON NEW SPARK PLUGS AND GAPPING. VARIOUS MODELS INCLUDING PONTIAC GTO 2004. *TT
013982003-11-21. Service bulletin. RATTLE RESONANCE REAR OF VEHICLE DURING ACCELERATION. *TT
0503022002-11-10. Service bulletin. INFORMATION ON PROPER ENGINE OIL LEVEL USAGE. *TT